Home / 105,250.33-157,951.13-42,034.22

Finding the Fourth Proportional to 105,250.33, 157,951.13 and 42,034.22

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Solution

The fourth proportional to 105,250.33, 157,951.13 and 42,034.22 is: 63,081.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,250.33 : 157,951.13 = 42,034.22 : x
  2. Step 2: Convert to fraction form
    105,250.33/157,951.13 = 42,034.22/x
  3. Step 3: Cross multiply
    105,250.33x = 157,951.13 × 42,034.22
  4. Step 4: Simplify right side
    105,250.33x = 6,639,351,547.74
  5. Step 5: Solve for x
    x = 6,639,351,547.74/105,250.33
  6. Step 6: Final answer
    x = 63,081.53

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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.