Home / 94,883.02-142,347.90-66,857.82

Finding the Fourth Proportional to 94,883.02, 142,347.90 and 66,857.82

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Solution

The fourth proportional to 94,883.02, 142,347.90 and 66,857.82 is: 100,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,883.02 : 142,347.90 = 66,857.82 : x
  2. Step 2: Convert to fraction form
    94,883.02/142,347.90 = 66,857.82/x
  3. Step 3: Cross multiply
    94,883.02x = 142,347.90 × 66,857.82
  4. Step 4: Simplify right side
    94,883.02x = 9,517,070,275.58
  5. Step 5: Solve for x
    x = 9,517,070,275.58/94,883.02
  6. Step 6: Final answer
    x = 100,303.20

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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.