Home / 84,974.95-127,341.74-62,612.47

Finding the Fourth Proportional to 84,974.95, 127,341.74 and 62,612.47

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Solution

The fourth proportional to 84,974.95, 127,341.74 and 62,612.47 is: 93,829.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,974.95 : 127,341.74 = 62,612.47 : x
  2. Step 2: Convert to fraction form
    84,974.95/127,341.74 = 62,612.47/x
  3. Step 3: Cross multiply
    84,974.95x = 127,341.74 × 62,612.47
  4. Step 4: Simplify right side
    84,974.95x = 7,973,180,562.44
  5. Step 5: Solve for x
    x = 7,973,180,562.44/84,974.95
  6. Step 6: Final answer
    x = 93,829.78

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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.