Home / 249,326.10-373,952.70-71,814.60

Finding the Fourth Proportional to 249,326.10, 373,952.70 and 71,814.60

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Solution

The fourth proportional to 249,326.10, 373,952.70 and 71,814.60 is: 107,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,326.10 : 373,952.70 = 71,814.60 : x
  2. Step 2: Convert to fraction form
    249,326.10/373,952.70 = 71,814.60/x
  3. Step 3: Cross multiply
    249,326.10x = 373,952.70 × 71,814.60
  4. Step 4: Simplify right side
    249,326.10x = 26,855,263,569.42
  5. Step 5: Solve for x
    x = 26,855,263,569.42/249,326.10
  6. Step 6: Final answer
    x = 107,711.40

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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.