Home / 243,849.18-365,929.30-103,607.82

Finding the Fourth Proportional to 243,849.18, 365,929.30 and 103,607.82

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Solution

The fourth proportional to 243,849.18, 365,929.30 and 103,607.82 is: 155,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,849.18 : 365,929.30 = 103,607.82 : x
  2. Step 2: Convert to fraction form
    243,849.18/365,929.30 = 103,607.82/x
  3. Step 3: Cross multiply
    243,849.18x = 365,929.30 × 103,607.82
  4. Step 4: Simplify right side
    243,849.18x = 37,913,137,047.13
  5. Step 5: Solve for x
    x = 37,913,137,047.13/243,849.18
  6. Step 6: Final answer
    x = 155,477.81

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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.