Home / 292,129.24-438,250.67-112,201.51

Finding the Fourth Proportional to 292,129.24, 438,250.67 and 112,201.51

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Solution

The fourth proportional to 292,129.24, 438,250.67 and 112,201.51 is: 168,324.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,129.24 : 438,250.67 = 112,201.51 : x
  2. Step 2: Convert to fraction form
    292,129.24/438,250.67 = 112,201.51/x
  3. Step 3: Cross multiply
    292,129.24x = 438,250.67 × 112,201.51
  4. Step 4: Simplify right side
    292,129.24x = 49,172,386,932.51
  5. Step 5: Solve for x
    x = 49,172,386,932.51/292,129.24
  6. Step 6: Final answer
    x = 168,324.08

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1.5x scale

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.