Home / 141,545.25-212,291.50-45,484.13

Finding the Fourth Proportional to 141,545.25, 212,291.50 and 45,484.13

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Solution

The fourth proportional to 141,545.25, 212,291.50 and 45,484.13 is: 68,217.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,545.25 : 212,291.50 = 45,484.13 : x
  2. Step 2: Convert to fraction form
    141,545.25/212,291.50 = 45,484.13/x
  3. Step 3: Cross multiply
    141,545.25x = 212,291.50 × 45,484.13
  4. Step 4: Simplify right side
    141,545.25x = 9,655,893,804.82
  5. Step 5: Solve for x
    x = 9,655,893,804.82/141,545.25
  6. Step 6: Final answer
    x = 68,217.72

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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.