Home / 148,742.26-223,084.73-42,125.40

Finding the Fourth Proportional to 148,742.26, 223,084.73 and 42,125.40

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Solution

The fourth proportional to 148,742.26, 223,084.73 and 42,125.40 is: 63,179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,742.26 : 223,084.73 = 42,125.40 : x
  2. Step 2: Convert to fraction form
    148,742.26/223,084.73 = 42,125.40/x
  3. Step 3: Cross multiply
    148,742.26x = 223,084.73 × 42,125.40
  4. Step 4: Simplify right side
    148,742.26x = 9,397,533,590.46
  5. Step 5: Solve for x
    x = 9,397,533,590.46/148,742.26
  6. Step 6: Final answer
    x = 63,179.98

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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.