Home / 212,243.32-292,903.50-116,757.28

Finding the Fourth Proportional to 212,243.32, 292,903.50 and 116,757.28

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Solution

The fourth proportional to 212,243.32, 292,903.50 and 116,757.28 is: 161,129.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,243.32 : 292,903.50 = 116,757.28 : x
  2. Step 2: Convert to fraction form
    212,243.32/292,903.50 = 116,757.28/x
  3. Step 3: Cross multiply
    212,243.32x = 292,903.50 × 116,757.28
  4. Step 4: Simplify right side
    212,243.32x = 34,198,615,962.48
  5. Step 5: Solve for x
    x = 34,198,615,962.48/212,243.32
  6. Step 6: Final answer
    x = 161,129.29

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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.