Home / 212,041.28-292,617.60-116,557.76

Finding the Fourth Proportional to 212,041.28, 292,617.60 and 116,557.76

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Solution

The fourth proportional to 212,041.28, 292,617.60 and 116,557.76 is: 160,850.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,041.28 : 292,617.60 = 116,557.76 : x
  2. Step 2: Convert to fraction form
    212,041.28/292,617.60 = 116,557.76/x
  3. Step 3: Cross multiply
    212,041.28x = 292,617.60 × 116,557.76
  4. Step 4: Simplify right side
    212,041.28x = 34,106,851,992.58
  5. Step 5: Solve for x
    x = 34,106,851,992.58/212,041.28
  6. Step 6: Final answer
    x = 160,850.06

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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.