Home / 163,066.82-224,996.28-157,690.90

Finding the Fourth Proportional to 163,066.82, 224,996.28 and 157,690.90

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Solution

The fourth proportional to 163,066.82, 224,996.28 and 157,690.90 is: 217,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,066.82 : 224,996.28 = 157,690.90 : x
  2. Step 2: Convert to fraction form
    163,066.82/224,996.28 = 157,690.90/x
  3. Step 3: Cross multiply
    163,066.82x = 224,996.28 × 157,690.90
  4. Step 4: Simplify right side
    163,066.82x = 35,479,866,466.77
  5. Step 5: Solve for x
    x = 35,479,866,466.77/163,066.82
  6. Step 6: Final answer
    x = 217,578.70

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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.