Home / 83,612.02-125,427.57-30,329.14

Finding the Fourth Proportional to 83,612.02, 125,427.57 and 30,329.14

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Solution

The fourth proportional to 83,612.02, 125,427.57 and 30,329.14 is: 45,497.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,612.02 : 125,427.57 = 30,329.14 : x
  2. Step 2: Convert to fraction form
    83,612.02/125,427.57 = 30,329.14/x
  3. Step 3: Cross multiply
    83,612.02x = 125,427.57 × 30,329.14
  4. Step 4: Simplify right side
    83,612.02x = 3,804,110,330.39
  5. Step 5: Solve for x
    x = 3,804,110,330.39/83,612.02
  6. Step 6: Final answer
    x = 45,497.17

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1.5x scale

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.