Home / 158,065.46-218,136.35-90,093.17

Finding the Fourth Proportional to 158,065.46, 218,136.35 and 90,093.17

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Solution

The fourth proportional to 158,065.46, 218,136.35 and 90,093.17 is: 124,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,065.46 : 218,136.35 = 90,093.17 : x
  2. Step 2: Convert to fraction form
    158,065.46/218,136.35 = 90,093.17/x
  3. Step 3: Cross multiply
    158,065.46x = 218,136.35 × 90,093.17
  4. Step 4: Simplify right side
    158,065.46x = 19,652,595,263.73
  5. Step 5: Solve for x
    x = 19,652,595,263.73/158,065.46
  6. Step 6: Final answer
    x = 124,332.00

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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.