Home / 105,684,003.40-158,526,005.10-48,288,375.40

Finding the Fourth Proportional to 105,684,003.40, 158,526,005.10 and 48,288,375.40

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Solution

The fourth proportional to 105,684,003.40, 158,526,005.10 and 48,288,375.40 is: 72,432,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,684,003.40 : 158,526,005.10 = 48,288,375.40 : x
  2. Step 2: Convert to fraction form
    105,684,003.40/158,526,005.10 = 48,288,375.40/x
  3. Step 3: Cross multiply
    105,684,003.40x = 158,526,005.10 × 48,288,375.40
  4. Step 4: Simplify right side
    105,684,003.40x = 7,654,963,244,931,114
  5. Step 5: Solve for x
    x = 7,654,963,244,931,114/105,684,003.40
  6. Step 6: Final answer
    x = 72,432,563.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.