Home / 117,554.20-176,072.10-62,085.40

Finding the Fourth Proportional to 117,554.20, 176,072.10 and 62,085.40

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Solution

The fourth proportional to 117,554.20, 176,072.10 and 62,085.40 is: 92,991.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,554.20 : 176,072.10 = 62,085.40 : x
  2. Step 2: Convert to fraction form
    117,554.20/176,072.10 = 62,085.40/x
  3. Step 3: Cross multiply
    117,554.20x = 176,072.10 × 62,085.40
  4. Step 4: Simplify right side
    117,554.20x = 10,931,506,757.34
  5. Step 5: Solve for x
    x = 10,931,506,757.34/117,554.20
  6. Step 6: Final answer
    x = 92,991.21

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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.