Home / 112,959.59-169,390.14-38,065.77

Finding the Fourth Proportional to 112,959.59, 169,390.14 and 38,065.77

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Solution

The fourth proportional to 112,959.59, 169,390.14 and 38,065.77 is: 57,082.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,959.59 : 169,390.14 = 38,065.77 : x
  2. Step 2: Convert to fraction form
    112,959.59/169,390.14 = 38,065.77/x
  3. Step 3: Cross multiply
    112,959.59x = 169,390.14 × 38,065.77
  4. Step 4: Simplify right side
    112,959.59x = 6,447,966,109.51
  5. Step 5: Solve for x
    x = 6,447,966,109.51/112,959.59
  6. Step 6: Final answer
    x = 57,082.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.