Home / 91,870.02-126,758.97-52,126.02

Finding the Fourth Proportional to 91,870.02, 126,758.97 and 52,126.02

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Solution

The fourth proportional to 91,870.02, 126,758.97 and 52,126.02 is: 71,921.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,870.02 : 126,758.97 = 52,126.02 : x
  2. Step 2: Convert to fraction form
    91,870.02/126,758.97 = 52,126.02/x
  3. Step 3: Cross multiply
    91,870.02x = 126,758.97 × 52,126.02
  4. Step 4: Simplify right side
    91,870.02x = 6,607,440,605.40
  5. Step 5: Solve for x
    x = 6,607,440,605.40/91,870.02
  6. Step 6: Final answer
    x = 71,921.62

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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.