Home / 175,089.32-262,716-86,294.42

Finding the Fourth Proportional to 175,089.32, 262,716 and 86,294.42

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Solution

The fourth proportional to 175,089.32, 262,716 and 86,294.42 is: 129,482.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,089.32 : 262,716 = 86,294.42 : x
  2. Step 2: Convert to fraction form
    175,089.32/262,716 = 86,294.42/x
  3. Step 3: Cross multiply
    175,089.32x = 262,716 × 86,294.42
  4. Step 4: Simplify right side
    175,089.32x = 22,670,924,844.72
  5. Step 5: Solve for x
    x = 22,670,924,844.72/175,089.32
  6. Step 6: Final answer
    x = 129,482.05

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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.