Home / 109,695.86-164,474.67-93,061.70

Finding the Fourth Proportional to 109,695.86, 164,474.67 and 93,061.70

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Solution

The fourth proportional to 109,695.86, 164,474.67 and 93,061.70 is: 139,533.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,695.86 : 164,474.67 = 93,061.70 : x
  2. Step 2: Convert to fraction form
    109,695.86/164,474.67 = 93,061.70/x
  3. Step 3: Cross multiply
    109,695.86x = 164,474.67 × 93,061.70
  4. Step 4: Simplify right side
    109,695.86x = 15,306,292,397.14
  5. Step 5: Solve for x
    x = 15,306,292,397.14/109,695.86
  6. Step 6: Final answer
    x = 139,533.91

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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.