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Finding the Fourth Proportional to 92,882.79, 128,182.77 and 52,598.25

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Solution

The fourth proportional to 92,882.79, 128,182.77 and 52,598.25 is: 72,588.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,882.79 : 128,182.77 = 52,598.25 : x
  2. Step 2: Convert to fraction form
    92,882.79/128,182.77 = 52,598.25/x
  3. Step 3: Cross multiply
    92,882.79x = 128,182.77 × 52,598.25
  4. Step 4: Simplify right side
    92,882.79x = 6,742,189,382.15
  5. Step 5: Solve for x
    x = 6,742,189,382.15/92,882.79
  6. Step 6: Final answer
    x = 72,588.14

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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.