Home / 140,835.79-211,111.53-88,282.18

Finding the Fourth Proportional to 140,835.79, 211,111.53 and 88,282.18

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Solution

The fourth proportional to 140,835.79, 211,111.53 and 88,282.18 is: 132,334.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,835.79 : 211,111.53 = 88,282.18 : x
  2. Step 2: Convert to fraction form
    140,835.79/211,111.53 = 88,282.18/x
  3. Step 3: Cross multiply
    140,835.79x = 211,111.53 × 88,282.18
  4. Step 4: Simplify right side
    140,835.79x = 18,637,386,091.54
  5. Step 5: Solve for x
    x = 18,637,386,091.54/140,835.79
  6. Step 6: Final answer
    x = 132,334.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.