Home / 94,820.36-142,230.47-28,258.77

Finding the Fourth Proportional to 94,820.36, 142,230.47 and 28,258.77

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Solution

The fourth proportional to 94,820.36, 142,230.47 and 28,258.77 is: 42,388.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,820.36 : 142,230.47 = 28,258.77 : x
  2. Step 2: Convert to fraction form
    94,820.36/142,230.47 = 28,258.77/x
  3. Step 3: Cross multiply
    94,820.36x = 142,230.47 × 28,258.77
  4. Step 4: Simplify right side
    94,820.36x = 4,019,258,530.79
  5. Step 5: Solve for x
    x = 4,019,258,530.79/94,820.36
  6. Step 6: Final answer
    x = 42,388.14

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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.