Home / 212,148.28-292,772.46-116,663.32

Finding the Fourth Proportional to 212,148.28, 292,772.46 and 116,663.32

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Solution

The fourth proportional to 212,148.28, 292,772.46 and 116,663.32 is: 160,999.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,148.28 : 292,772.46 = 116,663.32 : x
  2. Step 2: Convert to fraction form
    212,148.28/292,772.46 = 116,663.32/x
  3. Step 3: Cross multiply
    212,148.28x = 292,772.46 × 116,663.32
  4. Step 4: Simplify right side
    212,148.28x = 34,155,807,188.17
  5. Step 5: Solve for x
    x = 34,155,807,188.17/212,148.28
  6. Step 6: Final answer
    x = 160,999.69

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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.