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Finding the Fourth Proportional to 163,129.60, 244,233.60 and 158,521.60

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Solution

The fourth proportional to 163,129.60, 244,233.60 and 158,521.60 is: 237,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,129.60 : 244,233.60 = 158,521.60 : x
  2. Step 2: Convert to fraction form
    163,129.60/244,233.60 = 158,521.60/x
  3. Step 3: Cross multiply
    163,129.60x = 244,233.60 × 158,521.60
  4. Step 4: Simplify right side
    163,129.60x = 38,716,301,045.76
  5. Step 5: Solve for x
    x = 38,716,301,045.76/163,129.60
  6. Step 6: Final answer
    x = 237,334.62

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1.5x scale

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.