Home / 48,337.04-66,772.44-45,814.80

Finding the Fourth Proportional to 48,337.04, 66,772.44 and 45,814.80

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Solution

The fourth proportional to 48,337.04, 66,772.44 and 45,814.80 is: 63,288.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,337.04 : 66,772.44 = 45,814.80 : x
  2. Step 2: Convert to fraction form
    48,337.04/66,772.44 = 45,814.80/x
  3. Step 3: Cross multiply
    48,337.04x = 66,772.44 × 45,814.80
  4. Step 4: Simplify right side
    48,337.04x = 3,059,165,984.11
  5. Step 5: Solve for x
    x = 3,059,165,984.11/48,337.04
  6. Step 6: Final answer
    x = 63,288.24

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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.