Home / 141,337.80-211,982.40-52,545.60

Finding the Fourth Proportional to 141,337.80, 211,982.40 and 52,545.60

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Solution

The fourth proportional to 141,337.80, 211,982.40 and 52,545.60 is: 78,809.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,337.80 : 211,982.40 = 52,545.60 : x
  2. Step 2: Convert to fraction form
    141,337.80/211,982.40 = 52,545.60/x
  3. Step 3: Cross multiply
    141,337.80x = 211,982.40 × 52,545.60
  4. Step 4: Simplify right side
    141,337.80x = 11,138,742,397.44
  5. Step 5: Solve for x
    x = 11,138,742,397.44/141,337.80
  6. Step 6: Final answer
    x = 78,809.37

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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.