Home / 113,135.88-169,701.19-56,960.91

Finding the Fourth Proportional to 113,135.88, 169,701.19 and 56,960.91

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Solution

The fourth proportional to 113,135.88, 169,701.19 and 56,960.91 is: 85,440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,135.88 : 169,701.19 = 56,960.91 : x
  2. Step 2: Convert to fraction form
    113,135.88/169,701.19 = 56,960.91/x
  3. Step 3: Cross multiply
    113,135.88x = 169,701.19 × 56,960.91
  4. Step 4: Simplify right side
    113,135.88x = 9,666,334,210.48
  5. Step 5: Solve for x
    x = 9,666,334,210.48/113,135.88
  6. Step 6: Final answer
    x = 85,440.04

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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.