Home / 293,021.40-439,545.06-93,356.40

Finding the Fourth Proportional to 293,021.40, 439,545.06 and 93,356.40

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Solution

The fourth proportional to 293,021.40, 439,545.06 and 93,356.40 is: 140,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,021.40 : 439,545.06 = 93,356.40 : x
  2. Step 2: Convert to fraction form
    293,021.40/439,545.06 = 93,356.40/x
  3. Step 3: Cross multiply
    293,021.40x = 439,545.06 × 93,356.40
  4. Step 4: Simplify right side
    293,021.40x = 41,034,344,439.38
  5. Step 5: Solve for x
    x = 41,034,344,439.38/293,021.40
  6. Step 6: Final answer
    x = 140,038.73

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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.