Home / 97,211.04-134,184.78-56,937.78

Finding the Fourth Proportional to 97,211.04, 134,184.78 and 56,937.78

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Solution

The fourth proportional to 97,211.04, 134,184.78 and 56,937.78 is: 78,593.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,211.04 : 134,184.78 = 56,937.78 : x
  2. Step 2: Convert to fraction form
    97,211.04/134,184.78 = 56,937.78/x
  3. Step 3: Cross multiply
    97,211.04x = 134,184.78 × 56,937.78
  4. Step 4: Simplify right side
    97,211.04x = 7,640,183,482.99
  5. Step 5: Solve for x
    x = 7,640,183,482.99/97,211.04
  6. Step 6: Final answer
    x = 78,593.78

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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.