Home / 307,119.04-423,805.63-169,291.93

Finding the Fourth Proportional to 307,119.04, 423,805.63 and 169,291.93

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Solution

The fourth proportional to 307,119.04, 423,805.63 and 169,291.93 is: 233,612.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,119.04 : 423,805.63 = 169,291.93 : x
  2. Step 2: Convert to fraction form
    307,119.04/423,805.63 = 169,291.93/x
  3. Step 3: Cross multiply
    307,119.04x = 423,805.63 × 169,291.93
  4. Step 4: Simplify right side
    307,119.04x = 71,746,873,047.57
  5. Step 5: Solve for x
    x = 71,746,873,047.57/307,119.04
  6. Step 6: Final answer
    x = 233,612.59

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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.