Home / 212,427.55-293,158.38-116,943.13

Finding the Fourth Proportional to 212,427.55, 293,158.38 and 116,943.13

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Solution

The fourth proportional to 212,427.55, 293,158.38 and 116,943.13 is: 161,386.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,427.55 : 293,158.38 = 116,943.13 : x
  2. Step 2: Convert to fraction form
    212,427.55/293,158.38 = 116,943.13/x
  3. Step 3: Cross multiply
    212,427.55x = 293,158.38 × 116,943.13
  4. Step 4: Simplify right side
    212,427.55x = 34,282,858,542.93
  5. Step 5: Solve for x
    x = 34,282,858,542.93/212,427.55
  6. Step 6: Final answer
    x = 161,386.12

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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.