Home / 155,253.95-232,821.82-101,931.66

Finding the Fourth Proportional to 155,253.95, 232,821.82 and 101,931.66

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Solution

The fourth proportional to 155,253.95, 232,821.82 and 101,931.66 is: 152,858.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,253.95 : 232,821.82 = 101,931.66 : x
  2. Step 2: Convert to fraction form
    155,253.95/232,821.82 = 101,931.66/x
  3. Step 3: Cross multiply
    155,253.95x = 232,821.82 × 101,931.66
  4. Step 4: Simplify right side
    155,253.95x = 23,731,914,596.82
  5. Step 5: Solve for x
    x = 23,731,914,596.82/155,253.95
  6. Step 6: Final answer
    x = 152,858.68

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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.