Home / 149,006.20-223,548.90-64,730.20

Finding the Fourth Proportional to 149,006.20, 223,548.90 and 64,730.20

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Solution

The fourth proportional to 149,006.20, 223,548.90 and 64,730.20 is: 97,112.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,006.20 : 223,548.90 = 64,730.20 : x
  2. Step 2: Convert to fraction form
    149,006.20/223,548.90 = 64,730.20/x
  3. Step 3: Cross multiply
    149,006.20x = 223,548.90 × 64,730.20
  4. Step 4: Simplify right side
    149,006.20x = 14,470,365,006.78
  5. Step 5: Solve for x
    x = 14,470,365,006.78/149,006.20
  6. Step 6: Final answer
    x = 97,112.50

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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.