Home / 103,463.22-142,774.64-60,446.70

Finding the Fourth Proportional to 103,463.22, 142,774.64 and 60,446.70

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Solution

The fourth proportional to 103,463.22, 142,774.64 and 60,446.70 is: 83,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,463.22 : 142,774.64 = 60,446.70 : x
  2. Step 2: Convert to fraction form
    103,463.22/142,774.64 = 60,446.70/x
  3. Step 3: Cross multiply
    103,463.22x = 142,774.64 × 60,446.70
  4. Step 4: Simplify right side
    103,463.22x = 8,630,255,831.69
  5. Step 5: Solve for x
    x = 8,630,255,831.69/103,463.22
  6. Step 6: Final answer
    x = 83,413.76

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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.