Home / 136,049.04-204,142.68-61,154.10

Finding the Fourth Proportional to 136,049.04, 204,142.68 and 61,154.10

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Solution

The fourth proportional to 136,049.04, 204,142.68 and 61,154.10 is: 91,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,049.04 : 204,142.68 = 61,154.10 : x
  2. Step 2: Convert to fraction form
    136,049.04/204,142.68 = 61,154.10/x
  3. Step 3: Cross multiply
    136,049.04x = 204,142.68 × 61,154.10
  4. Step 4: Simplify right side
    136,049.04x = 12,484,161,866.99
  5. Step 5: Solve for x
    x = 12,484,161,866.99/136,049.04
  6. Step 6: Final answer
    x = 91,762.22

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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.