Home / 149,730.40-224,595.60-61,047.55

Finding the Fourth Proportional to 149,730.40, 224,595.60 and 61,047.55

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Solution

The fourth proportional to 149,730.40, 224,595.60 and 61,047.55 is: 91,571.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,730.40 : 224,595.60 = 61,047.55 : x
  2. Step 2: Convert to fraction form
    149,730.40/224,595.60 = 61,047.55/x
  3. Step 3: Cross multiply
    149,730.40x = 224,595.60 × 61,047.55
  4. Step 4: Simplify right side
    149,730.40x = 13,711,011,120.78
  5. Step 5: Solve for x
    x = 13,711,011,120.78/149,730.40
  6. Step 6: Final answer
    x = 91,571.33

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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.