Home / 60,977.16-91,406.24-25,448.70

Finding the Fourth Proportional to 60,977.16, 91,406.24 and 25,448.70

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Solution

The fourth proportional to 60,977.16, 91,406.24 and 25,448.70 is: 38,148.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,977.16 : 91,406.24 = 25,448.70 : x
  2. Step 2: Convert to fraction form
    60,977.16/91,406.24 = 25,448.70/x
  3. Step 3: Cross multiply
    60,977.16x = 91,406.24 × 25,448.70
  4. Step 4: Simplify right side
    60,977.16x = 2,326,169,979.89
  5. Step 5: Solve for x
    x = 2,326,169,979.89/60,977.16
  6. Step 6: Final answer
    x = 38,148.22

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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.