Home / 223,010.52-307,749.38-121,036.16

Finding the Fourth Proportional to 223,010.52, 307,749.38 and 121,036.16

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Solution

The fourth proportional to 223,010.52, 307,749.38 and 121,036.16 is: 167,027.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,010.52 : 307,749.38 = 121,036.16 : x
  2. Step 2: Convert to fraction form
    223,010.52/307,749.38 = 121,036.16/x
  3. Step 3: Cross multiply
    223,010.52x = 307,749.38 × 121,036.16
  4. Step 4: Simplify right side
    223,010.52x = 37,248,803,197.58
  5. Step 5: Solve for x
    x = 37,248,803,197.58/223,010.52
  6. Step 6: Final answer
    x = 167,027.11

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1.5x scale

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.