Home / 212,243.46-292,889.76-116,750.10

Finding the Fourth Proportional to 212,243.46, 292,889.76 and 116,750.10

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Solution

The fourth proportional to 212,243.46, 292,889.76 and 116,750.10 is: 161,111.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,243.46 : 292,889.76 = 116,750.10 : x
  2. Step 2: Convert to fraction form
    212,243.46/292,889.76 = 116,750.10/x
  3. Step 3: Cross multiply
    212,243.46x = 292,889.76 × 116,750.10
  4. Step 4: Simplify right side
    212,243.46x = 34,194,908,768.98
  5. Step 5: Solve for x
    x = 34,194,908,768.98/212,243.46
  6. Step 6: Final answer
    x = 161,111.72

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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.