Home / 118,531.28-163,588.54-67,562.32

Finding the Fourth Proportional to 118,531.28, 163,588.54 and 67,562.32

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Solution

The fourth proportional to 118,531.28, 163,588.54 and 67,562.32 is: 93,244.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,531.28 : 163,588.54 = 67,562.32 : x
  2. Step 2: Convert to fraction form
    118,531.28/163,588.54 = 67,562.32/x
  3. Step 3: Cross multiply
    118,531.28x = 163,588.54 × 67,562.32
  4. Step 4: Simplify right side
    118,531.28x = 11,052,421,287.81
  5. Step 5: Solve for x
    x = 11,052,421,287.81/118,531.28
  6. Step 6: Final answer
    x = 93,244.76

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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.