Home / 64,330.48-88,780.76-38,843.06

Finding the Fourth Proportional to 64,330.48, 88,780.76 and 38,843.06

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Solution

The fourth proportional to 64,330.48, 88,780.76 and 38,843.06 is: 53,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,330.48 : 88,780.76 = 38,843.06 : x
  2. Step 2: Convert to fraction form
    64,330.48/88,780.76 = 38,843.06/x
  3. Step 3: Cross multiply
    64,330.48x = 88,780.76 × 38,843.06
  4. Step 4: Simplify right side
    64,330.48x = 3,448,516,387.53
  5. Step 5: Solve for x
    x = 3,448,516,387.53/64,330.48
  6. Step 6: Final answer
    x = 53,606.26

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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.