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Finding the Fourth Proportional to 228,060.30, 314,718.03 and 127,458.30

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Solution

The fourth proportional to 228,060.30, 314,718.03 and 127,458.30 is: 175,889.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,060.30 : 314,718.03 = 127,458.30 : x
  2. Step 2: Convert to fraction form
    228,060.30/314,718.03 = 127,458.30/x
  3. Step 3: Cross multiply
    228,060.30x = 314,718.03 × 127,458.30
  4. Step 4: Simplify right side
    228,060.30x = 40,113,425,083.15
  5. Step 5: Solve for x
    x = 40,113,425,083.15/228,060.30
  6. Step 6: Final answer
    x = 175,889.56

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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.