Home / 63,440.28-87,549.12-35,148.06

Finding the Fourth Proportional to 63,440.28, 87,549.12 and 35,148.06

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Solution

The fourth proportional to 63,440.28, 87,549.12 and 35,148.06 is: 48,505.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,440.28 : 87,549.12 = 35,148.06 : x
  2. Step 2: Convert to fraction form
    63,440.28/87,549.12 = 35,148.06/x
  3. Step 3: Cross multiply
    63,440.28x = 87,549.12 × 35,148.06
  4. Step 4: Simplify right side
    63,440.28x = 3,077,181,722.71
  5. Step 5: Solve for x
    x = 3,077,181,722.71/63,440.28
  6. Step 6: Final answer
    x = 48,505.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.