Home / 105,027.29-144,950.12-59,712.11

Finding the Fourth Proportional to 105,027.29, 144,950.12 and 59,712.11

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Solution

The fourth proportional to 105,027.29, 144,950.12 and 59,712.11 is: 82,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,027.29 : 144,950.12 = 59,712.11 : x
  2. Step 2: Convert to fraction form
    105,027.29/144,950.12 = 59,712.11/x
  3. Step 3: Cross multiply
    105,027.29x = 144,950.12 × 59,712.11
  4. Step 4: Simplify right side
    105,027.29x = 8,655,277,797.69
  5. Step 5: Solve for x
    x = 8,655,277,797.69/105,027.29
  6. Step 6: Final answer
    x = 82,409.80

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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.