Home / 91,482.46-137,223.37-60,090.62

Finding the Fourth Proportional to 91,482.46, 137,223.37 and 60,090.62

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Solution

The fourth proportional to 91,482.46, 137,223.37 and 60,090.62 is: 90,135.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,482.46 : 137,223.37 = 60,090.62 : x
  2. Step 2: Convert to fraction form
    91,482.46/137,223.37 = 60,090.62/x
  3. Step 3: Cross multiply
    91,482.46x = 137,223.37 × 60,090.62
  4. Step 4: Simplify right side
    91,482.46x = 8,245,837,381.79
  5. Step 5: Solve for x
    x = 8,245,837,381.79/91,482.46
  6. Step 6: Final answer
    x = 90,135.72

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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.