Home / 42,837.12-64,548.18-35,216.64

Finding the Fourth Proportional to 42,837.12, 64,548.18 and 35,216.64

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Solution

The fourth proportional to 42,837.12, 64,548.18 and 35,216.64 is: 53,065.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,837.12 : 64,548.18 = 35,216.64 : x
  2. Step 2: Convert to fraction form
    42,837.12/64,548.18 = 35,216.64/x
  3. Step 3: Cross multiply
    42,837.12x = 64,548.18 × 35,216.64
  4. Step 4: Simplify right side
    42,837.12x = 2,273,170,017.72
  5. Step 5: Solve for x
    x = 2,273,170,017.72/42,837.12
  6. Step 6: Final answer
    x = 53,065.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.