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Finding the Fourth Proportional to 195,689.40, 293,390.64 and 62,492.88

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Solution

The fourth proportional to 195,689.40, 293,390.64 and 62,492.88 is: 93,693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,689.40 : 293,390.64 = 62,492.88 : x
  2. Step 2: Convert to fraction form
    195,689.40/293,390.64 = 62,492.88/x
  3. Step 3: Cross multiply
    195,689.40x = 293,390.64 × 62,492.88
  4. Step 4: Simplify right side
    195,689.40x = 18,334,826,058.64
  5. Step 5: Solve for x
    x = 18,334,826,058.64/195,689.40
  6. Step 6: Final answer
    x = 93,693.51

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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.