Home / 292,986.34-439,334.07-93,280.75

Finding the Fourth Proportional to 292,986.34, 439,334.07 and 93,280.75

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Solution

The fourth proportional to 292,986.34, 439,334.07 and 93,280.75 is: 139,874.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,986.34 : 439,334.07 = 93,280.75 : x
  2. Step 2: Convert to fraction form
    292,986.34/439,334.07 = 93,280.75/x
  3. Step 3: Cross multiply
    292,986.34x = 439,334.07 × 93,280.75
  4. Step 4: Simplify right side
    292,986.34x = 40,981,411,550.15
  5. Step 5: Solve for x
    x = 40,981,411,550.15/292,986.34
  6. Step 6: Final answer
    x = 139,874.82

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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.