Home / 92,741.71-127,986.45-52,454.68

Finding the Fourth Proportional to 92,741.71, 127,986.45 and 52,454.68

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Solution

The fourth proportional to 92,741.71, 127,986.45 and 52,454.68 is: 72,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,741.71 : 127,986.45 = 52,454.68 : x
  2. Step 2: Convert to fraction form
    92,741.71/127,986.45 = 52,454.68/x
  3. Step 3: Cross multiply
    92,741.71x = 127,986.45 × 52,454.68
  4. Step 4: Simplify right side
    92,741.71x = 6,713,488,119.10
  5. Step 5: Solve for x
    x = 6,713,488,119.10/92,741.71
  6. Step 6: Final answer
    x = 72,389.10

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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.