Home / 176,159.21-243,162.75-104,539.22

Finding the Fourth Proportional to 176,159.21, 243,162.75 and 104,539.22

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Solution

The fourth proportional to 176,159.21, 243,162.75 and 104,539.22 is: 144,301.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,159.21 : 243,162.75 = 104,539.22 : x
  2. Step 2: Convert to fraction form
    176,159.21/243,162.75 = 104,539.22/x
  3. Step 3: Cross multiply
    176,159.21x = 243,162.75 × 104,539.22
  4. Step 4: Simplify right side
    176,159.21x = 25,420,044,218.06
  5. Step 5: Solve for x
    x = 25,420,044,218.06/176,159.21
  6. Step 6: Final answer
    x = 144,301.53

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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.