Home / 161,095.02-222,304.97-89,479.63

Finding the Fourth Proportional to 161,095.02, 222,304.97 and 89,479.63

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Solution

The fourth proportional to 161,095.02, 222,304.97 and 89,479.63 is: 123,478.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,095.02 : 222,304.97 = 89,479.63 : x
  2. Step 2: Convert to fraction form
    161,095.02/222,304.97 = 89,479.63/x
  3. Step 3: Cross multiply
    161,095.02x = 222,304.97 × 89,479.63
  4. Step 4: Simplify right side
    161,095.02x = 19,891,766,462.76
  5. Step 5: Solve for x
    x = 19,891,766,462.76/161,095.02
  6. Step 6: Final answer
    x = 123,478.47

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1.5x scale

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.