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Finding the Fourth Proportional to 60,566.90, 83,510.80 and 41,455.88

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Solution

The fourth proportional to 60,566.90, 83,510.80 and 41,455.88 is: 57,160.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,566.90 : 83,510.80 = 41,455.88 : x
  2. Step 2: Convert to fraction form
    60,566.90/83,510.80 = 41,455.88/x
  3. Step 3: Cross multiply
    60,566.90x = 83,510.80 × 41,455.88
  4. Step 4: Simplify right side
    60,566.90x = 3,462,013,703.50
  5. Step 5: Solve for x
    x = 3,462,013,703.50/60,566.90
  6. Step 6: Final answer
    x = 57,160.16

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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.