Home / 91,155.93-136,537.07-88,925.19

Finding the Fourth Proportional to 91,155.93, 136,537.07 and 88,925.19

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Solution

The fourth proportional to 91,155.93, 136,537.07 and 88,925.19 is: 133,195.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,155.93 : 136,537.07 = 88,925.19 : x
  2. Step 2: Convert to fraction form
    91,155.93/136,537.07 = 88,925.19/x
  3. Step 3: Cross multiply
    91,155.93x = 136,537.07 × 88,925.19
  4. Step 4: Simplify right side
    91,155.93x = 12,141,584,447.17
  5. Step 5: Solve for x
    x = 12,141,584,447.17/91,155.93
  6. Step 6: Final answer
    x = 133,195.77

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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.