Home / 82,882.79-124,325.06-66,347.93

Finding the Fourth Proportional to 82,882.79, 124,325.06 and 66,347.93

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Solution

The fourth proportional to 82,882.79, 124,325.06 and 66,347.93 is: 99,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,882.79 : 124,325.06 = 66,347.93 : x
  2. Step 2: Convert to fraction form
    82,882.79/124,325.06 = 66,347.93/x
  3. Step 3: Cross multiply
    82,882.79x = 124,325.06 × 66,347.93
  4. Step 4: Simplify right side
    82,882.79x = 8,248,710,357.20
  5. Step 5: Solve for x
    x = 8,248,710,357.20/82,882.79
  6. Step 6: Final answer
    x = 99,522.60

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1.5x scale

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.