Home / 84,434.28-116,509.08-48,635.88

Finding the Fourth Proportional to 84,434.28, 116,509.08 and 48,635.88

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Solution

The fourth proportional to 84,434.28, 116,509.08 and 48,635.88 is: 67,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,434.28 : 116,509.08 = 48,635.88 : x
  2. Step 2: Convert to fraction form
    84,434.28/116,509.08 = 48,635.88/x
  3. Step 3: Cross multiply
    84,434.28x = 116,509.08 × 48,635.88
  4. Step 4: Simplify right side
    84,434.28x = 5,666,521,633.79
  5. Step 5: Solve for x
    x = 5,666,521,633.79/84,434.28
  6. Step 6: Final answer
    x = 67,111.62

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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.