Home / 103,484.68-142,776.74-60,433.11

Finding the Fourth Proportional to 103,484.68, 142,776.74 and 60,433.11

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Solution

The fourth proportional to 103,484.68, 142,776.74 and 60,433.11 is: 83,378.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,484.68 : 142,776.74 = 60,433.11 : x
  2. Step 2: Convert to fraction form
    103,484.68/142,776.74 = 60,433.11/x
  3. Step 3: Cross multiply
    103,484.68x = 142,776.74 × 60,433.11
  4. Step 4: Simplify right side
    103,484.68x = 8,628,442,433.86
  5. Step 5: Solve for x
    x = 8,628,442,433.86/103,484.68
  6. Step 6: Final answer
    x = 83,378.94

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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.