Home / 91,804.02-137,595.30-47,406.57

Finding the Fourth Proportional to 91,804.02, 137,595.30 and 47,406.57

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Solution

The fourth proportional to 91,804.02, 137,595.30 and 47,406.57 is: 71,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,804.02 : 137,595.30 = 47,406.57 : x
  2. Step 2: Convert to fraction form
    91,804.02/137,595.30 = 47,406.57/x
  3. Step 3: Cross multiply
    91,804.02x = 137,595.30 × 47,406.57
  4. Step 4: Simplify right side
    91,804.02x = 6,522,921,221.12
  5. Step 5: Solve for x
    x = 6,522,921,221.12/91,804.02
  6. Step 6: Final answer
    x = 71,052.68

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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.