Home / 180,617.06-249,248.91-100,044.32

Finding the Fourth Proportional to 180,617.06, 249,248.91 and 100,044.32

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Solution

The fourth proportional to 180,617.06, 249,248.91 and 100,044.32 is: 138,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,617.06 : 249,248.91 = 100,044.32 : x
  2. Step 2: Convert to fraction form
    180,617.06/249,248.91 = 100,044.32/x
  3. Step 3: Cross multiply
    180,617.06x = 249,248.91 × 100,044.32
  4. Step 4: Simplify right side
    180,617.06x = 24,935,937,711.69
  5. Step 5: Solve for x
    x = 24,935,937,711.69/180,617.06
  6. Step 6: Final answer
    x = 138,059.70

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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.