Home / 104,431.28-144,112.97-59,108.13

Finding the Fourth Proportional to 104,431.28, 144,112.97 and 59,108.13

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Solution

The fourth proportional to 104,431.28, 144,112.97 and 59,108.13 is: 81,567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,431.28 : 144,112.97 = 59,108.13 : x
  2. Step 2: Convert to fraction form
    104,431.28/144,112.97 = 59,108.13/x
  3. Step 3: Cross multiply
    104,431.28x = 144,112.97 × 59,108.13
  4. Step 4: Simplify right side
    104,431.28x = 8,518,248,313.22
  5. Step 5: Solve for x
    x = 8,518,248,313.22/104,431.28
  6. Step 6: Final answer
    x = 81,567.98

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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.