Home / 180,357.08-270,535.36-72,335.17

Finding the Fourth Proportional to 180,357.08, 270,535.36 and 72,335.17

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Solution

The fourth proportional to 180,357.08, 270,535.36 and 72,335.17 is: 108,502.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,357.08 : 270,535.36 = 72,335.17 : x
  2. Step 2: Convert to fraction form
    180,357.08/270,535.36 = 72,335.17/x
  3. Step 3: Cross multiply
    180,357.08x = 270,535.36 × 72,335.17
  4. Step 4: Simplify right side
    180,357.08x = 19,569,221,256.61
  5. Step 5: Solve for x
    x = 19,569,221,256.61/180,357.08
  6. Step 6: Final answer
    x = 108,502.65

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1.5x scale

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.