Home / 62,114.64-85,718.40-33,820.50

Finding the Fourth Proportional to 62,114.64, 85,718.40 and 33,820.50

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Solution

The fourth proportional to 62,114.64, 85,718.40 and 33,820.50 is: 46,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,114.64 : 85,718.40 = 33,820.50 : x
  2. Step 2: Convert to fraction form
    62,114.64/85,718.40 = 33,820.50/x
  3. Step 3: Cross multiply
    62,114.64x = 85,718.40 × 33,820.50
  4. Step 4: Simplify right side
    62,114.64x = 2,899,039,147.20
  5. Step 5: Solve for x
    x = 2,899,039,147.20/62,114.64
  6. Step 6: Final answer
    x = 46,672.40

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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.