Home / 103,091.64-142,264.05-60,652.91

Finding the Fourth Proportional to 103,091.64, 142,264.05 and 60,652.91

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Solution

The fourth proportional to 103,091.64, 142,264.05 and 60,652.91 is: 83,699.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,091.64 : 142,264.05 = 60,652.91 : x
  2. Step 2: Convert to fraction form
    103,091.64/142,264.05 = 60,652.91/x
  3. Step 3: Cross multiply
    103,091.64x = 142,264.05 × 60,652.91
  4. Step 4: Simplify right side
    103,091.64x = 8,628,727,909.57
  5. Step 5: Solve for x
    x = 8,628,727,909.57/103,091.64
  6. Step 6: Final answer
    x = 83,699.59

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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.