Home / 235,254.08-352,887.60-57,760.40

Finding the Fourth Proportional to 235,254.08, 352,887.60 and 57,760.40

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Solution

The fourth proportional to 235,254.08, 352,887.60 and 57,760.40 is: 86,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,254.08 : 352,887.60 = 57,760.40 : x
  2. Step 2: Convert to fraction form
    235,254.08/352,887.60 = 57,760.40/x
  3. Step 3: Cross multiply
    235,254.08x = 352,887.60 × 57,760.40
  4. Step 4: Simplify right side
    235,254.08x = 20,382,928,931.04
  5. Step 5: Solve for x
    x = 20,382,928,931.04/235,254.08
  6. Step 6: Final answer
    x = 86,642.19

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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.