Home / 75,547.70-113,332.35-25,630.10

Finding the Fourth Proportional to 75,547.70, 113,332.35 and 25,630.10

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Solution

The fourth proportional to 75,547.70, 113,332.35 and 25,630.10 is: 38,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,547.70 : 113,332.35 = 25,630.10 : x
  2. Step 2: Convert to fraction form
    75,547.70/113,332.35 = 25,630.10/x
  3. Step 3: Cross multiply
    75,547.70x = 113,332.35 × 25,630.10
  4. Step 4: Simplify right side
    75,547.70x = 2,904,719,463.74
  5. Step 5: Solve for x
    x = 2,904,719,463.74/75,547.70
  6. Step 6: Final answer
    x = 38,448.81

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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.