Home / 83,030.60-124,577.06-49,774.36

Finding the Fourth Proportional to 83,030.60, 124,577.06 and 49,774.36

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Solution

The fourth proportional to 83,030.60, 124,577.06 and 49,774.36 is: 74,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,030.60 : 124,577.06 = 49,774.36 : x
  2. Step 2: Convert to fraction form
    83,030.60/124,577.06 = 49,774.36/x
  3. Step 3: Cross multiply
    83,030.60x = 124,577.06 × 49,774.36
  4. Step 4: Simplify right side
    83,030.60x = 6,200,743,432.18
  5. Step 5: Solve for x
    x = 6,200,743,432.18/83,030.60
  6. Step 6: Final answer
    x = 74,680.22

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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.