Home / 64,348.60-96,416.16-45,535.36

Finding the Fourth Proportional to 64,348.60, 96,416.16 and 45,535.36

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Solution

The fourth proportional to 64,348.60, 96,416.16 and 45,535.36 is: 68,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,348.60 : 96,416.16 = 45,535.36 : x
  2. Step 2: Convert to fraction form
    64,348.60/96,416.16 = 45,535.36/x
  3. Step 3: Cross multiply
    64,348.60x = 96,416.16 × 45,535.36
  4. Step 4: Simplify right side
    64,348.60x = 4,390,344,555.42
  5. Step 5: Solve for x
    x = 4,390,344,555.42/64,348.60
  6. Step 6: Final answer
    x = 68,227.51

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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.