Home / 124,068.79-171,160.01-76,293.91

Finding the Fourth Proportional to 124,068.79, 171,160.01 and 76,293.91

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Solution

The fourth proportional to 124,068.79, 171,160.01 and 76,293.91 is: 105,251.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,068.79 : 171,160.01 = 76,293.91 : x
  2. Step 2: Convert to fraction form
    124,068.79/171,160.01 = 76,293.91/x
  3. Step 3: Cross multiply
    124,068.79x = 171,160.01 × 76,293.91
  4. Step 4: Simplify right side
    124,068.79x = 13,058,466,161.37
  5. Step 5: Solve for x
    x = 13,058,466,161.37/124,068.79
  6. Step 6: Final answer
    x = 105,251.82

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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.