Home / 104,440.16-144,129.66-59,118.20

Finding the Fourth Proportional to 104,440.16, 144,129.66 and 59,118.20

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Solution

The fourth proportional to 104,440.16, 144,129.66 and 59,118.20 is: 81,584.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,440.16 : 144,129.66 = 59,118.20 : x
  2. Step 2: Convert to fraction form
    104,440.16/144,129.66 = 59,118.20/x
  3. Step 3: Cross multiply
    104,440.16x = 144,129.66 × 59,118.20
  4. Step 4: Simplify right side
    104,440.16x = 8,520,686,065.81
  5. Step 5: Solve for x
    x = 8,520,686,065.81/104,440.16
  6. Step 6: Final answer
    x = 81,584.38

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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.