Home / 91,207.46-136,858.56-69,014.24

Finding the Fourth Proportional to 91,207.46, 136,858.56 and 69,014.24

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Solution

The fourth proportional to 91,207.46, 136,858.56 and 69,014.24 is: 103,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,207.46 : 136,858.56 = 69,014.24 : x
  2. Step 2: Convert to fraction form
    91,207.46/136,858.56 = 69,014.24/x
  3. Step 3: Cross multiply
    91,207.46x = 136,858.56 × 69,014.24
  4. Step 4: Simplify right side
    91,207.46x = 9,445,189,505.89
  5. Step 5: Solve for x
    x = 9,445,189,505.89/91,207.46
  6. Step 6: Final answer
    x = 103,557.20

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1.5x scale

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.