Home / 249,219.92-343,916.88-229,157.84

Finding the Fourth Proportional to 249,219.92, 343,916.88 and 229,157.84

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Solution

The fourth proportional to 249,219.92, 343,916.88 and 229,157.84 is: 316,231.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,219.92 : 343,916.88 = 229,157.84 : x
  2. Step 2: Convert to fraction form
    249,219.92/343,916.88 = 229,157.84/x
  3. Step 3: Cross multiply
    249,219.92x = 343,916.88 × 229,157.84
  4. Step 4: Simplify right side
    249,219.92x = 78,811,249,360.34
  5. Step 5: Solve for x
    x = 78,811,249,360.34/249,219.92
  6. Step 6: Final answer
    x = 316,231.74

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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.