Home / 57,130.02-85,674.96-17,137.08

Finding the Fourth Proportional to 57,130.02, 85,674.96 and 17,137.08

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Solution

The fourth proportional to 57,130.02, 85,674.96 and 17,137.08 is: 25,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,130.02 : 85,674.96 = 17,137.08 : x
  2. Step 2: Convert to fraction form
    57,130.02/85,674.96 = 17,137.08/x
  3. Step 3: Cross multiply
    57,130.02x = 85,674.96 × 17,137.08
  4. Step 4: Simplify right side
    57,130.02x = 1,468,218,643.52
  5. Step 5: Solve for x
    x = 1,468,218,643.52/57,130.02
  6. Step 6: Final answer
    x = 25,699.60

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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.