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Finding the Fourth Proportional to 173,368, 239,247.84 and 93,880

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Solution

The fourth proportional to 173,368, 239,247.84 and 93,880 is: 129,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,368 : 239,247.84 = 93,880 : x
  2. Step 2: Convert to fraction form
    173,368/239,247.84 = 93,880/x
  3. Step 3: Cross multiply
    173,368x = 239,247.84 × 93,880
  4. Step 4: Simplify right side
    173,368x = 22,460,587,219.20
  5. Step 5: Solve for x
    x = 22,460,587,219.20/173,368
  6. Step 6: Final answer
    x = 129,554.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.