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Finding the Fourth Proportional to 101,937.54, 153,155.54 and 96,272.40

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Solution

The fourth proportional to 101,937.54, 153,155.54 and 96,272.40 is: 144,643.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,937.54 : 153,155.54 = 96,272.40 : x
  2. Step 2: Convert to fraction form
    101,937.54/153,155.54 = 96,272.40/x
  3. Step 3: Cross multiply
    101,937.54x = 153,155.54 × 96,272.40
  4. Step 4: Simplify right side
    101,937.54x = 14,744,651,409.10
  5. Step 5: Solve for x
    x = 14,744,651,409.10/101,937.54
  6. Step 6: Final answer
    x = 144,643.98

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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.