Home / 102,248.12-153,301.03-45,291.10

Finding the Fourth Proportional to 102,248.12, 153,301.03 and 45,291.10

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Solution

The fourth proportional to 102,248.12, 153,301.03 and 45,291.10 is: 67,905.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,248.12 : 153,301.03 = 45,291.10 : x
  2. Step 2: Convert to fraction form
    102,248.12/153,301.03 = 45,291.10/x
  3. Step 3: Cross multiply
    102,248.12x = 153,301.03 × 45,291.10
  4. Step 4: Simplify right side
    102,248.12x = 6,943,172,717.53
  5. Step 5: Solve for x
    x = 6,943,172,717.53/102,248.12
  6. Step 6: Final answer
    x = 67,905.14

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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.