Home / 48,864.81-73,319.09-28,088.31

Finding the Fourth Proportional to 48,864.81, 73,319.09 and 28,088.31

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Solution

The fourth proportional to 48,864.81, 73,319.09 and 28,088.31 is: 42,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,864.81 : 73,319.09 = 28,088.31 : x
  2. Step 2: Convert to fraction form
    48,864.81/73,319.09 = 28,088.31/x
  3. Step 3: Cross multiply
    48,864.81x = 73,319.09 × 28,088.31
  4. Step 4: Simplify right side
    48,864.81x = 2,059,409,188.40
  5. Step 5: Solve for x
    x = 2,059,409,188.40/48,864.81
  6. Step 6: Final answer
    x = 42,145.04

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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.