Home / 149,185.80-223,790.98-64,948.76

Finding the Fourth Proportional to 149,185.80, 223,790.98 and 64,948.76

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Solution

The fourth proportional to 149,185.80, 223,790.98 and 64,948.76 is: 97,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,185.80 : 223,790.98 = 64,948.76 : x
  2. Step 2: Convert to fraction form
    149,185.80/223,790.98 = 64,948.76/x
  3. Step 3: Cross multiply
    149,185.80x = 223,790.98 × 64,948.76
  4. Step 4: Simplify right side
    149,185.80x = 14,534,946,650.18
  5. Step 5: Solve for x
    x = 14,534,946,650.18/149,185.80
  6. Step 6: Final answer
    x = 97,428.49

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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.