Home / 158,063.46-218,133.59-90,091.17

Finding the Fourth Proportional to 158,063.46, 218,133.59 and 90,091.17

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Solution

The fourth proportional to 158,063.46, 218,133.59 and 90,091.17 is: 124,329.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,063.46 : 218,133.59 = 90,091.17 : x
  2. Step 2: Convert to fraction form
    158,063.46/218,133.59 = 90,091.17/x
  3. Step 3: Cross multiply
    158,063.46x = 218,133.59 × 90,091.17
  4. Step 4: Simplify right side
    158,063.46x = 19,651,909,888.94
  5. Step 5: Solve for x
    x = 19,651,909,888.94/158,063.46
  6. Step 6: Final answer
    x = 124,329.24

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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.