Home / 249,698.79-374,585.49-91,915.25

Finding the Fourth Proportional to 249,698.79, 374,585.49 and 91,915.25

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Solution

The fourth proportional to 249,698.79, 374,585.49 and 91,915.25 is: 137,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,698.79 : 374,585.49 = 91,915.25 : x
  2. Step 2: Convert to fraction form
    249,698.79/374,585.49 = 91,915.25/x
  3. Step 3: Cross multiply
    249,698.79x = 374,585.49 × 91,915.25
  4. Step 4: Simplify right side
    249,698.79x = 34,430,117,086.80
  5. Step 5: Solve for x
    x = 34,430,117,086.80/249,698.79
  6. Step 6: Final answer
    x = 137,886.60

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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.