Home / 253,179.12-349,268.16-180,598.02

Finding the Fourth Proportional to 253,179.12, 349,268.16 and 180,598.02

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Solution

The fourth proportional to 253,179.12, 349,268.16 and 180,598.02 is: 249,140.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,179.12 : 349,268.16 = 180,598.02 : x
  2. Step 2: Convert to fraction form
    253,179.12/349,268.16 = 180,598.02/x
  3. Step 3: Cross multiply
    253,179.12x = 349,268.16 × 180,598.02
  4. Step 4: Simplify right side
    253,179.12x = 63,077,138,145.04
  5. Step 5: Solve for x
    x = 63,077,138,145.04/253,179.12
  6. Step 6: Final answer
    x = 249,140.36

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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.