Home / 122,428.76-183,261.50-94,275.68

Finding the Fourth Proportional to 122,428.76, 183,261.50 and 94,275.68

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Solution

The fourth proportional to 122,428.76, 183,261.50 and 94,275.68 is: 141,119.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,428.76 : 183,261.50 = 94,275.68 : x
  2. Step 2: Convert to fraction form
    122,428.76/183,261.50 = 94,275.68/x
  3. Step 3: Cross multiply
    122,428.76x = 183,261.50 × 94,275.68
  4. Step 4: Simplify right side
    122,428.76x = 17,277,102,530.32
  5. Step 5: Solve for x
    x = 17,277,102,530.32/122,428.76
  6. Step 6: Final answer
    x = 141,119.64

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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.