Home / 229,911.02-317,097.47-149,364.50

Finding the Fourth Proportional to 229,911.02, 317,097.47 and 149,364.50

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Solution

The fourth proportional to 229,911.02, 317,097.47 and 149,364.50 is: 206,006.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,911.02 : 317,097.47 = 149,364.50 : x
  2. Step 2: Convert to fraction form
    229,911.02/317,097.47 = 149,364.50/x
  3. Step 3: Cross multiply
    229,911.02x = 317,097.47 × 149,364.50
  4. Step 4: Simplify right side
    229,911.02x = 47,363,105,057.82
  5. Step 5: Solve for x
    x = 47,363,105,057.82/229,911.02
  6. Step 6: Final answer
    x = 206,006.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.