Home / 212,727.93-293,570.69-117,240.78

Finding the Fourth Proportional to 212,727.93, 293,570.69 and 117,240.78

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Solution

The fourth proportional to 212,727.93, 293,570.69 and 117,240.78 is: 161,795.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,727.93 : 293,570.69 = 117,240.78 : x
  2. Step 2: Convert to fraction form
    212,727.93/293,570.69 = 117,240.78/x
  3. Step 3: Cross multiply
    212,727.93x = 293,570.69 × 117,240.78
  4. Step 4: Simplify right side
    212,727.93x = 34,418,456,094.53
  5. Step 5: Solve for x
    x = 34,418,456,094.53/212,727.93
  6. Step 6: Final answer
    x = 161,795.66

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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.