Home / 66,337.20-91,389.60-46,159.43

Finding the Fourth Proportional to 66,337.20, 91,389.60 and 46,159.43

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Solution

The fourth proportional to 66,337.20, 91,389.60 and 46,159.43 is: 63,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,337.20 : 91,389.60 = 46,159.43 : x
  2. Step 2: Convert to fraction form
    66,337.20/91,389.60 = 46,159.43/x
  3. Step 3: Cross multiply
    66,337.20x = 91,389.60 × 46,159.43
  4. Step 4: Simplify right side
    66,337.20x = 4,218,491,386.98
  5. Step 5: Solve for x
    x = 4,218,491,386.98/66,337.20
  6. Step 6: Final answer
    x = 63,591.64

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1.5x scale

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.