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Finding the Fourth Proportional to 228,521.04, 342,650.04 and 88,261.20

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Solution

The fourth proportional to 228,521.04, 342,650.04 and 88,261.20 is: 132,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,521.04 : 342,650.04 = 88,261.20 : x
  2. Step 2: Convert to fraction form
    228,521.04/342,650.04 = 88,261.20/x
  3. Step 3: Cross multiply
    228,521.04x = 342,650.04 × 88,261.20
  4. Step 4: Simplify right side
    228,521.04x = 30,242,703,710.45
  5. Step 5: Solve for x
    x = 30,242,703,710.45/228,521.04
  6. Step 6: Final answer
    x = 132,341.00

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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.