Home / 155,071.22-232,567.95-113,441.54

Finding the Fourth Proportional to 155,071.22, 232,567.95 and 113,441.54

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Solution

The fourth proportional to 155,071.22, 232,567.95 and 113,441.54 is: 170,133.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,071.22 : 232,567.95 = 113,441.54 : x
  2. Step 2: Convert to fraction form
    155,071.22/232,567.95 = 113,441.54/x
  3. Step 3: Cross multiply
    155,071.22x = 232,567.95 × 113,441.54
  4. Step 4: Simplify right side
    155,071.22x = 26,382,866,402.64
  5. Step 5: Solve for x
    x = 26,382,866,402.64/155,071.22
  6. Step 6: Final answer
    x = 170,133.87

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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.