Home / 249,661.20-374,273.10-149,715.30

Finding the Fourth Proportional to 249,661.20, 374,273.10 and 149,715.30

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Solution

The fourth proportional to 249,661.20, 374,273.10 and 149,715.30 is: 224,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,661.20 : 374,273.10 = 149,715.30 : x
  2. Step 2: Convert to fraction form
    249,661.20/374,273.10 = 149,715.30/x
  3. Step 3: Cross multiply
    249,661.20x = 374,273.10 × 149,715.30
  4. Step 4: Simplify right side
    249,661.20x = 56,034,409,448.43
  5. Step 5: Solve for x
    x = 56,034,409,448.43/249,661.20
  6. Step 6: Final answer
    x = 224,441.80

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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.