Home / 153,902.25-230,838.26-75,070.89

Finding the Fourth Proportional to 153,902.25, 230,838.26 and 75,070.89

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Solution

The fourth proportional to 153,902.25, 230,838.26 and 75,070.89 is: 112,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,902.25 : 230,838.26 = 75,070.89 : x
  2. Step 2: Convert to fraction form
    153,902.25/230,838.26 = 75,070.89/x
  3. Step 3: Cross multiply
    153,902.25x = 230,838.26 × 75,070.89
  4. Step 4: Simplify right side
    153,902.25x = 17,329,233,248.90
  5. Step 5: Solve for x
    x = 17,329,233,248.90/153,902.25
  6. Step 6: Final answer
    x = 112,598.96

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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.