Home / 77,935.48-107,557.56-43,950.52

Finding the Fourth Proportional to 77,935.48, 107,557.56 and 43,950.52

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Solution

The fourth proportional to 77,935.48, 107,557.56 and 43,950.52 is: 60,655.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,935.48 : 107,557.56 = 43,950.52 : x
  2. Step 2: Convert to fraction form
    77,935.48/107,557.56 = 43,950.52/x
  3. Step 3: Cross multiply
    77,935.48x = 107,557.56 × 43,950.52
  4. Step 4: Simplify right side
    77,935.48x = 4,727,210,691.93
  5. Step 5: Solve for x
    x = 4,727,210,691.93/77,935.48
  6. Step 6: Final answer
    x = 60,655.44

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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.