Home / 71,199.02-98,141.52-56,067.68

Finding the Fourth Proportional to 71,199.02, 98,141.52 and 56,067.68

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Solution

The fourth proportional to 71,199.02, 98,141.52 and 56,067.68 is: 77,284.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,199.02 : 98,141.52 = 56,067.68 : x
  2. Step 2: Convert to fraction form
    71,199.02/98,141.52 = 56,067.68/x
  3. Step 3: Cross multiply
    71,199.02x = 98,141.52 × 56,067.68
  4. Step 4: Simplify right side
    71,199.02x = 5,502,567,338.07
  5. Step 5: Solve for x
    x = 5,502,567,338.07/71,199.02
  6. Step 6: Final answer
    x = 77,284.31

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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.