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Finding the Fourth Proportional to 96,608.80, 144,938.40 and 37,446.40

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Solution

The fourth proportional to 96,608.80, 144,938.40 and 37,446.40 is: 56,179.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,608.80 : 144,938.40 = 37,446.40 : x
  2. Step 2: Convert to fraction form
    96,608.80/144,938.40 = 37,446.40/x
  3. Step 3: Cross multiply
    96,608.80x = 144,938.40 × 37,446.40
  4. Step 4: Simplify right side
    96,608.80x = 5,427,421,301.76
  5. Step 5: Solve for x
    x = 5,427,421,301.76/96,608.80
  6. Step 6: Final answer
    x = 56,179.37

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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.