Home / 212,032.95-292,607.72-115,236.80

Finding the Fourth Proportional to 212,032.95, 292,607.72 and 115,236.80

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Solution

The fourth proportional to 212,032.95, 292,607.72 and 115,236.80 is: 159,028.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,032.95 : 292,607.72 = 115,236.80 : x
  2. Step 2: Convert to fraction form
    212,032.95/292,607.72 = 115,236.80/x
  3. Step 3: Cross multiply
    212,032.95x = 292,607.72 × 115,236.80
  4. Step 4: Simplify right side
    212,032.95x = 33,719,177,446.50
  5. Step 5: Solve for x
    x = 33,719,177,446.50/212,032.95
  6. Step 6: Final answer
    x = 159,028.01

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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.