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Finding the Fourth Proportional to 61,523.80, 92,228.10 and 48,189.40

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Solution

The fourth proportional to 61,523.80, 92,228.10 and 48,189.40 is: 72,238.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,523.80 : 92,228.10 = 48,189.40 : x
  2. Step 2: Convert to fraction form
    61,523.80/92,228.10 = 48,189.40/x
  3. Step 3: Cross multiply
    61,523.80x = 92,228.10 × 48,189.40
  4. Step 4: Simplify right side
    61,523.80x = 4,444,416,802.14
  5. Step 5: Solve for x
    x = 4,444,416,802.14/61,523.80
  6. Step 6: Final answer
    x = 72,238.98

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1.5x scale

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.