Home / 134,134.04-185,109.51-73,706.84

Finding the Fourth Proportional to 134,134.04, 185,109.51 and 73,706.84

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Solution

The fourth proportional to 134,134.04, 185,109.51 and 73,706.84 is: 101,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,134.04 : 185,109.51 = 73,706.84 : x
  2. Step 2: Convert to fraction form
    134,134.04/185,109.51 = 73,706.84/x
  3. Step 3: Cross multiply
    134,134.04x = 185,109.51 × 73,706.84
  4. Step 4: Simplify right side
    134,134.04x = 13,643,836,110.50
  5. Step 5: Solve for x
    x = 13,643,836,110.50/134,134.04
  6. Step 6: Final answer
    x = 101,717.93

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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.