Home / 57,316.02-79,094.82-31,820.88

Finding the Fourth Proportional to 57,316.02, 79,094.82 and 31,820.88

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Solution

The fourth proportional to 57,316.02, 79,094.82 and 31,820.88 is: 43,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,316.02 : 79,094.82 = 31,820.88 : x
  2. Step 2: Convert to fraction form
    57,316.02/79,094.82 = 31,820.88/x
  3. Step 3: Cross multiply
    57,316.02x = 79,094.82 × 31,820.88
  4. Step 4: Simplify right side
    57,316.02x = 2,516,866,775.84
  5. Step 5: Solve for x
    x = 2,516,866,775.84/57,316.02
  6. Step 6: Final answer
    x = 43,912.10

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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.