Home / 94,671.20-130,647.36-52,231.28

Finding the Fourth Proportional to 94,671.20, 130,647.36 and 52,231.28

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Solution

The fourth proportional to 94,671.20, 130,647.36 and 52,231.28 is: 72,079.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,671.20 : 130,647.36 = 52,231.28 : x
  2. Step 2: Convert to fraction form
    94,671.20/130,647.36 = 52,231.28/x
  3. Step 3: Cross multiply
    94,671.20x = 130,647.36 × 52,231.28
  4. Step 4: Simplify right side
    94,671.20x = 6,823,878,841.42
  5. Step 5: Solve for x
    x = 6,823,878,841.42/94,671.20
  6. Step 6: Final answer
    x = 72,079.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.