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Finding the Fourth Proportional to 58,225.92, 80,328.96 and 35,831.04

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Solution

The fourth proportional to 58,225.92, 80,328.96 and 35,831.04 is: 49,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,225.92 : 80,328.96 = 35,831.04 : x
  2. Step 2: Convert to fraction form
    58,225.92/80,328.96 = 35,831.04/x
  3. Step 3: Cross multiply
    58,225.92x = 80,328.96 × 35,831.04
  4. Step 4: Simplify right side
    58,225.92x = 2,878,270,178.92
  5. Step 5: Solve for x
    x = 2,878,270,178.92/58,225.92
  6. Step 6: Final answer
    x = 49,432.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.