Home / 103,935.24-155,887.20-29,047.52

Finding the Fourth Proportional to 103,935.24, 155,887.20 and 29,047.52

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Solution

The fourth proportional to 103,935.24, 155,887.20 and 29,047.52 is: 43,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,935.24 : 155,887.20 = 29,047.52 : x
  2. Step 2: Convert to fraction form
    103,935.24/155,887.20 = 29,047.52/x
  3. Step 3: Cross multiply
    103,935.24x = 155,887.20 × 29,047.52
  4. Step 4: Simplify right side
    103,935.24x = 4,528,136,559.74
  5. Step 5: Solve for x
    x = 4,528,136,559.74/103,935.24
  6. Step 6: Final answer
    x = 43,566.90

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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.