Home / 91,790.10-137,509.62-62,062.02

Finding the Fourth Proportional to 91,790.10, 137,509.62 and 62,062.02

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Solution

The fourth proportional to 91,790.10, 137,509.62 and 62,062.02 is: 92,974.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,790.10 : 137,509.62 = 62,062.02 : x
  2. Step 2: Convert to fraction form
    91,790.10/137,509.62 = 62,062.02/x
  3. Step 3: Cross multiply
    91,790.10x = 137,509.62 × 62,062.02
  4. Step 4: Simplify right side
    91,790.10x = 8,534,124,786.63
  5. Step 5: Solve for x
    x = 8,534,124,786.63/91,790.10
  6. Step 6: Final answer
    x = 92,974.35

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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.