Home / 251,153.34-346,595.28-136,434.14

Finding the Fourth Proportional to 251,153.34, 346,595.28 and 136,434.14

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Solution

The fourth proportional to 251,153.34, 346,595.28 and 136,434.14 is: 188,281.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,153.34 : 346,595.28 = 136,434.14 : x
  2. Step 2: Convert to fraction form
    251,153.34/346,595.28 = 136,434.14/x
  3. Step 3: Cross multiply
    251,153.34x = 346,595.28 × 136,434.14
  4. Step 4: Simplify right side
    251,153.34x = 47,287,428,954.86
  5. Step 5: Solve for x
    x = 47,287,428,954.86/251,153.34
  6. Step 6: Final answer
    x = 188,281.11

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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.