Home / 369,693.28-554,539.97-89,210.53

Finding the Fourth Proportional to 369,693.28, 554,539.97 and 89,210.53

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Solution

The fourth proportional to 369,693.28, 554,539.97 and 89,210.53 is: 133,815.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,693.28 : 554,539.97 = 89,210.53 : x
  2. Step 2: Convert to fraction form
    369,693.28/554,539.97 = 89,210.53/x
  3. Step 3: Cross multiply
    369,693.28x = 554,539.97 × 89,210.53
  4. Step 4: Simplify right side
    369,693.28x = 49,470,805,546.09
  5. Step 5: Solve for x
    x = 49,470,805,546.09/369,693.28
  6. Step 6: Final answer
    x = 133,815.81

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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.