Home / 117,109.84-175,646.48-38,206.56

Finding the Fourth Proportional to 117,109.84, 175,646.48 and 38,206.56

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Solution

The fourth proportional to 117,109.84, 175,646.48 and 38,206.56 is: 57,303.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,109.84 : 175,646.48 = 38,206.56 : x
  2. Step 2: Convert to fraction form
    117,109.84/175,646.48 = 38,206.56/x
  3. Step 3: Cross multiply
    117,109.84x = 175,646.48 × 38,206.56
  4. Step 4: Simplify right side
    117,109.84x = 6,710,847,776.91
  5. Step 5: Solve for x
    x = 6,710,847,776.91/117,109.84
  6. Step 6: Final answer
    x = 57,303.88

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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.