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Finding the Fourth Proportional to 265,026.32, 397,578.88 and 87,552.08

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Solution

The fourth proportional to 265,026.32, 397,578.88 and 87,552.08 is: 131,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,026.32 : 397,578.88 = 87,552.08 : x
  2. Step 2: Convert to fraction form
    265,026.32/397,578.88 = 87,552.08/x
  3. Step 3: Cross multiply
    265,026.32x = 397,578.88 × 87,552.08
  4. Step 4: Simplify right side
    265,026.32x = 34,808,857,908.07
  5. Step 5: Solve for x
    x = 34,808,857,908.07/265,026.32
  6. Step 6: Final answer
    x = 131,341.14

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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.