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Finding the Fourth Proportional to 144,501.60, 216,752.40 and 132,254.40

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Solution

The fourth proportional to 144,501.60, 216,752.40 and 132,254.40 is: 198,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,501.60 : 216,752.40 = 132,254.40 : x
  2. Step 2: Convert to fraction form
    144,501.60/216,752.40 = 132,254.40/x
  3. Step 3: Cross multiply
    144,501.60x = 216,752.40 × 132,254.40
  4. Step 4: Simplify right side
    144,501.60x = 28,666,458,610.56
  5. Step 5: Solve for x
    x = 28,666,458,610.56/144,501.60
  6. Step 6: Final answer
    x = 198,381.60

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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.