Home / 136,265.23-204,398.75-47,518.39

Finding the Fourth Proportional to 136,265.23, 204,398.75 and 47,518.39

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Solution

The fourth proportional to 136,265.23, 204,398.75 and 47,518.39 is: 71,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,265.23 : 204,398.75 = 47,518.39 : x
  2. Step 2: Convert to fraction form
    136,265.23/204,398.75 = 47,518.39/x
  3. Step 3: Cross multiply
    136,265.23x = 204,398.75 × 47,518.39
  4. Step 4: Simplify right side
    136,265.23x = 9,712,699,125.81
  5. Step 5: Solve for x
    x = 9,712,699,125.81/136,265.23
  6. Step 6: Final answer
    x = 71,277.90

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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.