Home / 66,425.07-99,218.56-55,927.47

Finding the Fourth Proportional to 66,425.07, 99,218.56 and 55,927.47

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Solution

The fourth proportional to 66,425.07, 99,218.56 and 55,927.47 is: 83,538.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,425.07 : 99,218.56 = 55,927.47 : x
  2. Step 2: Convert to fraction form
    66,425.07/99,218.56 = 55,927.47/x
  3. Step 3: Cross multiply
    66,425.07x = 99,218.56 × 55,927.47
  4. Step 4: Simplify right side
    66,425.07x = 5,549,042,898.02
  5. Step 5: Solve for x
    x = 5,549,042,898.02/66,425.07
  6. Step 6: Final answer
    x = 83,538.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.