Home / 75,040.02-112,565.16-25,118.10

Finding the Fourth Proportional to 75,040.02, 112,565.16 and 25,118.10

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Solution

The fourth proportional to 75,040.02, 112,565.16 and 25,118.10 is: 37,678.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,040.02 : 112,565.16 = 25,118.10 : x
  2. Step 2: Convert to fraction form
    75,040.02/112,565.16 = 25,118.10/x
  3. Step 3: Cross multiply
    75,040.02x = 112,565.16 × 25,118.10
  4. Step 4: Simplify right side
    75,040.02x = 2,827,422,945.40
  5. Step 5: Solve for x
    x = 2,827,422,945.40/75,040.02
  6. Step 6: Final answer
    x = 37,678.87

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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.