Home / 94,981.83-142,480.26-31,802.28

Finding the Fourth Proportional to 94,981.83, 142,480.26 and 31,802.28

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Solution

The fourth proportional to 94,981.83, 142,480.26 and 31,802.28 is: 47,705.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,981.83 : 142,480.26 = 31,802.28 : x
  2. Step 2: Convert to fraction form
    94,981.83/142,480.26 = 31,802.28/x
  3. Step 3: Cross multiply
    94,981.83x = 142,480.26 × 31,802.28
  4. Step 4: Simplify right side
    94,981.83x = 4,531,197,122.99
  5. Step 5: Solve for x
    x = 4,531,197,122.99/94,981.83
  6. Step 6: Final answer
    x = 47,705.94

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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.