Home / 223,043.61-334,630.93-89,855.37

Finding the Fourth Proportional to 223,043.61, 334,630.93 and 89,855.37

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Solution

The fourth proportional to 223,043.61, 334,630.93 and 89,855.37 is: 134,809.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,043.61 : 334,630.93 = 89,855.37 : x
  2. Step 2: Convert to fraction form
    223,043.61/334,630.93 = 89,855.37/x
  3. Step 3: Cross multiply
    223,043.61x = 334,630.93 × 89,855.37
  4. Step 4: Simplify right side
    223,043.61x = 30,068,386,028.59
  5. Step 5: Solve for x
    x = 30,068,386,028.59/223,043.61
  6. Step 6: Final answer
    x = 134,809.45

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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.