Home / 131,995.85-182,155.57-71,566.34

Finding the Fourth Proportional to 131,995.85, 182,155.57 and 71,566.34

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Solution

The fourth proportional to 131,995.85, 182,155.57 and 71,566.34 is: 98,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,995.85 : 182,155.57 = 71,566.34 : x
  2. Step 2: Convert to fraction form
    131,995.85/182,155.57 = 71,566.34/x
  3. Step 3: Cross multiply
    131,995.85x = 182,155.57 × 71,566.34
  4. Step 4: Simplify right side
    131,995.85x = 13,036,206,365.82
  5. Step 5: Solve for x
    x = 13,036,206,365.82/131,995.85
  6. Step 6: Final answer
    x = 98,762.25

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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.