Home / 144,925.46-199,959.26-83,656.65

Finding the Fourth Proportional to 144,925.46, 199,959.26 and 83,656.65

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Solution

The fourth proportional to 144,925.46, 199,959.26 and 83,656.65 is: 115,424.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,925.46 : 199,959.26 = 83,656.65 : x
  2. Step 2: Convert to fraction form
    144,925.46/199,959.26 = 83,656.65/x
  3. Step 3: Cross multiply
    144,925.46x = 199,959.26 × 83,656.65
  4. Step 4: Simplify right side
    144,925.46x = 16,727,921,828.08
  5. Step 5: Solve for x
    x = 16,727,921,828.08/144,925.46
  6. Step 6: Final answer
    x = 115,424.31

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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.