Home / 249,325.90-343,769.58-172,911.22

Finding the Fourth Proportional to 249,325.90, 343,769.58 and 172,911.22

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Solution

The fourth proportional to 249,325.90, 343,769.58 and 172,911.22 is: 238,409.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,325.90 : 343,769.58 = 172,911.22 : x
  2. Step 2: Convert to fraction form
    249,325.90/343,769.58 = 172,911.22/x
  3. Step 3: Cross multiply
    249,325.90x = 343,769.58 × 172,911.22
  4. Step 4: Simplify right side
    249,325.90x = 59,441,617,476.69
  5. Step 5: Solve for x
    x = 59,441,617,476.69/249,325.90
  6. Step 6: Final answer
    x = 238,409.32

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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.