Home / 78,694.18-118,041.08-24,663

Finding the Fourth Proportional to 78,694.18, 118,041.08 and 24,663

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Solution

The fourth proportional to 78,694.18, 118,041.08 and 24,663 is: 36,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,694.18 : 118,041.08 = 24,663 : x
  2. Step 2: Convert to fraction form
    78,694.18/118,041.08 = 24,663/x
  3. Step 3: Cross multiply
    78,694.18x = 118,041.08 × 24,663
  4. Step 4: Simplify right side
    78,694.18x = 2,911,247,156.04
  5. Step 5: Solve for x
    x = 2,911,247,156.04/78,694.18
  6. Step 6: Final answer
    x = 36,994.44

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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.