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Finding the Fourth Proportional to 180,526.54, 249,109.33 and 99,951.12

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Solution

The fourth proportional to 180,526.54, 249,109.33 and 99,951.12 is: 137,922.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,526.54 : 249,109.33 = 99,951.12 : x
  2. Step 2: Convert to fraction form
    180,526.54/249,109.33 = 99,951.12/x
  3. Step 3: Cross multiply
    180,526.54x = 249,109.33 × 99,951.12
  4. Step 4: Simplify right side
    180,526.54x = 24,898,756,535.95
  5. Step 5: Solve for x
    x = 24,898,756,535.95/180,526.54
  6. Step 6: Final answer
    x = 137,922.97

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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.