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Finding the Fourth Proportional to 251,302.53, 346,800.15 and 136,581.15

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Solution

The fourth proportional to 251,302.53, 346,800.15 and 136,581.15 is: 188,483.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,302.53 : 346,800.15 = 136,581.15 : x
  2. Step 2: Convert to fraction form
    251,302.53/346,800.15 = 136,581.15/x
  3. Step 3: Cross multiply
    251,302.53x = 346,800.15 × 136,581.15
  4. Step 4: Simplify right side
    251,302.53x = 47,366,363,307.17
  5. Step 5: Solve for x
    x = 47,366,363,307.17/251,302.53
  6. Step 6: Final answer
    x = 188,483.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.