Home / 66,317.95-99,443.13-32,586.21

Finding the Fourth Proportional to 66,317.95, 99,443.13 and 32,586.21

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Solution

The fourth proportional to 66,317.95, 99,443.13 and 32,586.21 is: 48,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,317.95 : 99,443.13 = 32,586.21 : x
  2. Step 2: Convert to fraction form
    66,317.95/99,443.13 = 32,586.21/x
  3. Step 3: Cross multiply
    66,317.95x = 99,443.13 × 32,586.21
  4. Step 4: Simplify right side
    66,317.95x = 3,240,474,717.24
  5. Step 5: Solve for x
    x = 3,240,474,717.24/66,317.95
  6. Step 6: Final answer
    x = 48,862.71

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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.