Home / 205,526.48-308,079.51-104,136.71

Finding the Fourth Proportional to 205,526.48, 308,079.51 and 104,136.71

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Solution

The fourth proportional to 205,526.48, 308,079.51 and 104,136.71 is: 156,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,526.48 : 308,079.51 = 104,136.71 : x
  2. Step 2: Convert to fraction form
    205,526.48/308,079.51 = 104,136.71/x
  3. Step 3: Cross multiply
    205,526.48x = 308,079.51 × 104,136.71
  4. Step 4: Simplify right side
    205,526.48x = 32,082,386,589.81
  5. Step 5: Solve for x
    x = 32,082,386,589.81/205,526.48
  6. Step 6: Final answer
    x = 156,098.56

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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.