Home / 249,416.70-374,125.05-91,758.30

Finding the Fourth Proportional to 249,416.70, 374,125.05 and 91,758.30

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Solution

The fourth proportional to 249,416.70, 374,125.05 and 91,758.30 is: 137,637.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,416.70 : 374,125.05 = 91,758.30 : x
  2. Step 2: Convert to fraction form
    249,416.70/374,125.05 = 91,758.30/x
  3. Step 3: Cross multiply
    249,416.70x = 374,125.05 × 91,758.30
  4. Step 4: Simplify right side
    249,416.70x = 34,329,078,575.42
  5. Step 5: Solve for x
    x = 34,329,078,575.42/249,416.70
  6. Step 6: Final answer
    x = 137,637.45

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1.5x scale

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.