Home / 101,121.41-151,682.12-94,888.46

Finding the Fourth Proportional to 101,121.41, 151,682.12 and 94,888.46

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Solution

The fourth proportional to 101,121.41, 151,682.12 and 94,888.46 is: 142,332.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,121.41 : 151,682.12 = 94,888.46 : x
  2. Step 2: Convert to fraction form
    101,121.41/151,682.12 = 94,888.46/x
  3. Step 3: Cross multiply
    101,121.41x = 151,682.12 × 94,888.46
  4. Step 4: Simplify right side
    101,121.41x = 14,392,883,036.93
  5. Step 5: Solve for x
    x = 14,392,883,036.93/101,121.41
  6. Step 6: Final answer
    x = 142,332.69

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1.5x scale

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.