Home / 223,037.40-334,296.90-89,851.80

Finding the Fourth Proportional to 223,037.40, 334,296.90 and 89,851.80

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Solution

The fourth proportional to 223,037.40, 334,296.90 and 89,851.80 is: 134,673.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,037.40 : 334,296.90 = 89,851.80 : x
  2. Step 2: Convert to fraction form
    223,037.40/334,296.90 = 89,851.80/x
  3. Step 3: Cross multiply
    223,037.40x = 334,296.90 × 89,851.80
  4. Step 4: Simplify right side
    223,037.40x = 30,037,178,199.42
  5. Step 5: Solve for x
    x = 30,037,178,199.42/223,037.40
  6. Step 6: Final answer
    x = 134,673.28

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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.