Home / 153,009.81-229,514.72-46,393.56

Finding the Fourth Proportional to 153,009.81, 229,514.72 and 46,393.56

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Solution

The fourth proportional to 153,009.81, 229,514.72 and 46,393.56 is: 69,590.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,009.81 : 229,514.72 = 46,393.56 : x
  2. Step 2: Convert to fraction form
    153,009.81/229,514.72 = 46,393.56/x
  3. Step 3: Cross multiply
    153,009.81x = 229,514.72 × 46,393.56
  4. Step 4: Simplify right side
    153,009.81x = 10,648,004,701.24
  5. Step 5: Solve for x
    x = 10,648,004,701.24/153,009.81
  6. Step 6: Final answer
    x = 69,590.34

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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.