Home / 66,673.56-99,422.18-66,073.50

Finding the Fourth Proportional to 66,673.56, 99,422.18 and 66,073.50

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Solution

The fourth proportional to 66,673.56, 99,422.18 and 66,073.50 is: 98,527.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,673.56 : 99,422.18 = 66,073.50 : x
  2. Step 2: Convert to fraction form
    66,673.56/99,422.18 = 66,073.50/x
  3. Step 3: Cross multiply
    66,673.56x = 99,422.18 × 66,073.50
  4. Step 4: Simplify right side
    66,673.56x = 6,569,171,079.86
  5. Step 5: Solve for x
    x = 6,569,171,079.86/66,673.56
  6. Step 6: Final answer
    x = 98,527.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.