Home / 61,461.12-84,816.48-34,604

Finding the Fourth Proportional to 61,461.12, 84,816.48 and 34,604

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Solution

The fourth proportional to 61,461.12, 84,816.48 and 34,604 is: 47,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,461.12 : 84,816.48 = 34,604 : x
  2. Step 2: Convert to fraction form
    61,461.12/84,816.48 = 34,604/x
  3. Step 3: Cross multiply
    61,461.12x = 84,816.48 × 34,604
  4. Step 4: Simplify right side
    61,461.12x = 2,934,989,473.92
  5. Step 5: Solve for x
    x = 2,934,989,473.92/61,461.12
  6. Step 6: Final answer
    x = 47,753.60

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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.