Home / 77,598.96-107,127.48-52,238.70

Finding the Fourth Proportional to 77,598.96, 107,127.48 and 52,238.70

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Solution

The fourth proportional to 77,598.96, 107,127.48 and 52,238.70 is: 72,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,598.96 : 107,127.48 = 52,238.70 : x
  2. Step 2: Convert to fraction form
    77,598.96/107,127.48 = 52,238.70/x
  3. Step 3: Cross multiply
    77,598.96x = 107,127.48 × 52,238.70
  4. Step 4: Simplify right side
    77,598.96x = 5,596,200,289.48
  5. Step 5: Solve for x
    x = 5,596,200,289.48/77,598.96
  6. Step 6: Final answer
    x = 72,116.95

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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.