Home / 88,988.09-133,482.11-26,658.59

Finding the Fourth Proportional to 88,988.09, 133,482.11 and 26,658.59

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Solution

The fourth proportional to 88,988.09, 133,482.11 and 26,658.59 is: 39,987.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,988.09 : 133,482.11 = 26,658.59 : x
  2. Step 2: Convert to fraction form
    88,988.09/133,482.11 = 26,658.59/x
  3. Step 3: Cross multiply
    88,988.09x = 133,482.11 × 26,658.59
  4. Step 4: Simplify right side
    88,988.09x = 3,558,444,042.12
  5. Step 5: Solve for x
    x = 3,558,444,042.12/88,988.09
  6. Step 6: Final answer
    x = 39,987.87

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1.5x scale

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.