Home / 62,142.53-93,216.76-17,775.79

Finding the Fourth Proportional to 62,142.53, 93,216.76 and 17,775.79

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Solution

The fourth proportional to 62,142.53, 93,216.76 and 17,775.79 is: 26,664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,142.53 : 93,216.76 = 17,775.79 : x
  2. Step 2: Convert to fraction form
    62,142.53/93,216.76 = 17,775.79/x
  3. Step 3: Cross multiply
    62,142.53x = 93,216.76 × 17,775.79
  4. Step 4: Simplify right side
    62,142.53x = 1,657,001,272.76
  5. Step 5: Solve for x
    x = 1,657,001,272.76/62,142.53
  6. Step 6: Final answer
    x = 26,664.53

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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.