Home / 149,788.60-224,715.30-49,931.80

Finding the Fourth Proportional to 149,788.60, 224,715.30 and 49,931.80

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Solution

The fourth proportional to 149,788.60, 224,715.30 and 49,931.80 is: 74,908.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,788.60 : 224,715.30 = 49,931.80 : x
  2. Step 2: Convert to fraction form
    149,788.60/224,715.30 = 49,931.80/x
  3. Step 3: Cross multiply
    149,788.60x = 224,715.30 × 49,931.80
  4. Step 4: Simplify right side
    149,788.60x = 11,220,439,416.54
  5. Step 5: Solve for x
    x = 11,220,439,416.54/149,788.60
  6. Step 6: Final answer
    x = 74,908.50

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1.5x scale

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.