Home / 88,825.77-132,747.45-79,574.76

Finding the Fourth Proportional to 88,825.77, 132,747.45 and 79,574.76

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Solution

The fourth proportional to 88,825.77, 132,747.45 and 79,574.76 is: 118,922.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,825.77 : 132,747.45 = 79,574.76 : x
  2. Step 2: Convert to fraction form
    88,825.77/132,747.45 = 79,574.76/x
  3. Step 3: Cross multiply
    88,825.77x = 132,747.45 × 79,574.76
  4. Step 4: Simplify right side
    88,825.77x = 10,563,346,474.36
  5. Step 5: Solve for x
    x = 10,563,346,474.36/88,825.77
  6. Step 6: Final answer
    x = 118,922.09

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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.