Home / 109,411.04-150,894.14-75,473.66

Finding the Fourth Proportional to 109,411.04, 150,894.14 and 75,473.66

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Solution

The fourth proportional to 109,411.04, 150,894.14 and 75,473.66 is: 104,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,411.04 : 150,894.14 = 75,473.66 : x
  2. Step 2: Convert to fraction form
    109,411.04/150,894.14 = 75,473.66/x
  3. Step 3: Cross multiply
    109,411.04x = 150,894.14 × 75,473.66
  4. Step 4: Simplify right side
    109,411.04x = 11,388,531,886.51
  5. Step 5: Solve for x
    x = 11,388,531,886.51/109,411.04
  6. Step 6: Final answer
    x = 104,089.43

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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.