Home / 249,148.90-373,839.99-108,889.30

Finding the Fourth Proportional to 249,148.90, 373,839.99 and 108,889.30

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Solution

The fourth proportional to 249,148.90, 373,839.99 and 108,889.30 is: 163,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,148.90 : 373,839.99 = 108,889.30 : x
  2. Step 2: Convert to fraction form
    249,148.90/373,839.99 = 108,889.30/x
  3. Step 3: Cross multiply
    249,148.90x = 373,839.99 × 108,889.30
  4. Step 4: Simplify right side
    249,148.90x = 40,707,174,823.11
  5. Step 5: Solve for x
    x = 40,707,174,823.11/249,148.90
  6. Step 6: Final answer
    x = 163,384.93

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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.