Home / 65,444.73-90,317.52-49,283.10

Finding the Fourth Proportional to 65,444.73, 90,317.52 and 49,283.10

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Solution

The fourth proportional to 65,444.73, 90,317.52 and 49,283.10 is: 68,013.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,444.73 : 90,317.52 = 49,283.10 : x
  2. Step 2: Convert to fraction form
    65,444.73/90,317.52 = 49,283.10/x
  3. Step 3: Cross multiply
    65,444.73x = 90,317.52 × 49,283.10
  4. Step 4: Simplify right side
    65,444.73x = 4,451,127,369.91
  5. Step 5: Solve for x
    x = 4,451,127,369.91/65,444.73
  6. Step 6: Final answer
    x = 68,013.53

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1.5x scale

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.