Home / 49,368.93-68,129.45-30,248.75

Finding the Fourth Proportional to 49,368.93, 68,129.45 and 30,248.75

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Solution

The fourth proportional to 49,368.93, 68,129.45 and 30,248.75 is: 41,743.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,368.93 : 68,129.45 = 30,248.75 : x
  2. Step 2: Convert to fraction form
    49,368.93/68,129.45 = 30,248.75/x
  3. Step 3: Cross multiply
    49,368.93x = 68,129.45 × 30,248.75
  4. Step 4: Simplify right side
    49,368.93x = 2,060,830,700.69
  5. Step 5: Solve for x
    x = 2,060,830,700.69/49,368.93
  6. Step 6: Final answer
    x = 41,743.48

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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.