Home / 369,778.77-554,666.94-89,296.02

Finding the Fourth Proportional to 369,778.77, 554,666.94 and 89,296.02

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Solution

The fourth proportional to 369,778.77, 554,666.94 and 89,296.02 is: 133,943.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,778.77 : 554,666.94 = 89,296.02 : x
  2. Step 2: Convert to fraction form
    369,778.77/554,666.94 = 89,296.02/x
  3. Step 3: Cross multiply
    369,778.77x = 554,666.94 × 89,296.02
  4. Step 4: Simplify right side
    369,778.77x = 49,529,550,167.58
  5. Step 5: Solve for x
    x = 49,529,550,167.58/369,778.77
  6. Step 6: Final answer
    x = 133,943.74

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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.