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Finding the Fourth Proportional to 237,254.80, 355,980.48 and 104,066.32

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Solution

The fourth proportional to 237,254.80, 355,980.48 and 104,066.32 is: 156,142.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,254.80 : 355,980.48 = 104,066.32 : x
  2. Step 2: Convert to fraction form
    237,254.80/355,980.48 = 104,066.32/x
  3. Step 3: Cross multiply
    237,254.80x = 355,980.48 × 104,066.32
  4. Step 4: Simplify right side
    237,254.80x = 37,045,578,545.43
  5. Step 5: Solve for x
    x = 37,045,578,545.43/237,254.80
  6. Step 6: Final answer
    x = 156,142.59

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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.