Home / 91,215.70-136,823.55-24,666.10

Finding the Fourth Proportional to 91,215.70, 136,823.55 and 24,666.10

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Solution

The fourth proportional to 91,215.70, 136,823.55 and 24,666.10 is: 36,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,215.70 : 136,823.55 = 24,666.10 : x
  2. Step 2: Convert to fraction form
    91,215.70/136,823.55 = 24,666.10/x
  3. Step 3: Cross multiply
    91,215.70x = 136,823.55 × 24,666.10
  4. Step 4: Simplify right side
    91,215.70x = 3,374,903,366.66
  5. Step 5: Solve for x
    x = 3,374,903,366.66/91,215.70
  6. Step 6: Final answer
    x = 36,999.15

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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.