Home / 124,374.29-171,462.62-105,176.95

Finding the Fourth Proportional to 124,374.29, 171,462.62 and 105,176.95

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Solution

The fourth proportional to 124,374.29, 171,462.62 and 105,176.95 is: 144,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,374.29 : 171,462.62 = 105,176.95 : x
  2. Step 2: Convert to fraction form
    124,374.29/171,462.62 = 105,176.95/x
  3. Step 3: Cross multiply
    124,374.29x = 171,462.62 × 105,176.95
  4. Step 4: Simplify right side
    124,374.29x = 18,033,915,244.89
  5. Step 5: Solve for x
    x = 18,033,915,244.89/124,374.29
  6. Step 6: Final answer
    x = 144,997.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.