Home / 124,810.34-187,178.55-36,064.64

Finding the Fourth Proportional to 124,810.34, 187,178.55 and 36,064.64

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Solution

The fourth proportional to 124,810.34, 187,178.55 and 36,064.64 is: 54,086.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,810.34 : 187,178.55 = 36,064.64 : x
  2. Step 2: Convert to fraction form
    124,810.34/187,178.55 = 36,064.64/x
  3. Step 3: Cross multiply
    124,810.34x = 187,178.55 × 36,064.64
  4. Step 4: Simplify right side
    124,810.34x = 6,750,527,354.18
  5. Step 5: Solve for x
    x = 6,750,527,354.18/124,810.34
  6. Step 6: Final answer
    x = 54,086.29

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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.