Home / 113,337.04-156,387.36-63,036.04

Finding the Fourth Proportional to 113,337.04, 156,387.36 and 63,036.04

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Solution

The fourth proportional to 113,337.04, 156,387.36 and 63,036.04 is: 86,979.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,337.04 : 156,387.36 = 63,036.04 : x
  2. Step 2: Convert to fraction form
    113,337.04/156,387.36 = 63,036.04/x
  3. Step 3: Cross multiply
    113,337.04x = 156,387.36 × 63,036.04
  4. Step 4: Simplify right side
    113,337.04x = 9,858,039,880.45
  5. Step 5: Solve for x
    x = 9,858,039,880.45/113,337.04
  6. Step 6: Final answer
    x = 86,979.86

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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.