Home / 170,869.28-235,803.24-95,417.72

Finding the Fourth Proportional to 170,869.28, 235,803.24 and 95,417.72

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Solution

The fourth proportional to 170,869.28, 235,803.24 and 95,417.72 is: 131,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,869.28 : 235,803.24 = 95,417.72 : x
  2. Step 2: Convert to fraction form
    170,869.28/235,803.24 = 95,417.72/x
  3. Step 3: Cross multiply
    170,869.28x = 235,803.24 × 95,417.72
  4. Step 4: Simplify right side
    170,869.28x = 22,499,807,529.41
  5. Step 5: Solve for x
    x = 22,499,807,529.41/170,869.28
  6. Step 6: Final answer
    x = 131,678.48

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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.