Home / 124,729.18-187,167.59-45,898.77

Finding the Fourth Proportional to 124,729.18, 187,167.59 and 45,898.77

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Solution

The fourth proportional to 124,729.18, 187,167.59 and 45,898.77 is: 68,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,729.18 : 187,167.59 = 45,898.77 : x
  2. Step 2: Convert to fraction form
    124,729.18/187,167.59 = 45,898.77/x
  3. Step 3: Cross multiply
    124,729.18x = 187,167.59 × 45,898.77
  4. Step 4: Simplify right side
    124,729.18x = 8,590,762,164.86
  5. Step 5: Solve for x
    x = 8,590,762,164.86/124,729.18
  6. Step 6: Final answer
    x = 68,875.32

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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.