Home / 197,602.80-296,423.76-64,477.68

Finding the Fourth Proportional to 197,602.80, 296,423.76 and 64,477.68

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Solution

The fourth proportional to 197,602.80, 296,423.76 and 64,477.68 is: 96,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,602.80 : 296,423.76 = 64,477.68 : x
  2. Step 2: Convert to fraction form
    197,602.80/296,423.76 = 64,477.68/x
  3. Step 3: Cross multiply
    197,602.80x = 296,423.76 × 64,477.68
  4. Step 4: Simplify right side
    197,602.80x = 19,112,716,341.68
  5. Step 5: Solve for x
    x = 19,112,716,341.68/197,602.80
  6. Step 6: Final answer
    x = 96,722.90

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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.