Home / 212,233.09-292,875.55-116,739.78

Finding the Fourth Proportional to 212,233.09, 292,875.55 and 116,739.78

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Solution

The fourth proportional to 212,233.09, 292,875.55 and 116,739.78 is: 161,097.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,233.09 : 292,875.55 = 116,739.78 : x
  2. Step 2: Convert to fraction form
    212,233.09/292,875.55 = 116,739.78/x
  3. Step 3: Cross multiply
    212,233.09x = 292,875.55 × 116,739.78
  4. Step 4: Simplify right side
    212,233.09x = 34,190,227,274.38
  5. Step 5: Solve for x
    x = 34,190,227,274.38/212,233.09
  6. Step 6: Final answer
    x = 161,097.53

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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.