Home / 42,585.02-63,921.12-35,165.84

Finding the Fourth Proportional to 42,585.02, 63,921.12 and 35,165.84

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Solution

The fourth proportional to 42,585.02, 63,921.12 and 35,165.84 is: 52,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,585.02 : 63,921.12 = 35,165.84 : x
  2. Step 2: Convert to fraction form
    42,585.02/63,921.12 = 35,165.84/x
  3. Step 3: Cross multiply
    42,585.02x = 63,921.12 × 35,165.84
  4. Step 4: Simplify right side
    42,585.02x = 2,247,839,878.54
  5. Step 5: Solve for x
    x = 2,247,839,878.54/42,585.02
  6. Step 6: Final answer
    x = 52,784.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.