Home / 212,242.32-292,902.12-116,756.28

Finding the Fourth Proportional to 212,242.32, 292,902.12 and 116,756.28

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Solution

The fourth proportional to 212,242.32, 292,902.12 and 116,756.28 is: 161,127.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,242.32 : 292,902.12 = 116,756.28 : x
  2. Step 2: Convert to fraction form
    212,242.32/292,902.12 = 116,756.28/x
  3. Step 3: Cross multiply
    212,242.32x = 292,902.12 × 116,756.28
  4. Step 4: Simplify right side
    212,242.32x = 34,198,161,935.31
  5. Step 5: Solve for x
    x = 34,198,161,935.31/212,242.32
  6. Step 6: Final answer
    x = 161,127.91

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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.