Home / 249,975.72-374,587.74-100,067.40

Finding the Fourth Proportional to 249,975.72, 374,587.74 and 100,067.40

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Solution

The fourth proportional to 249,975.72, 374,587.74 and 100,067.40 is: 149,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,975.72 : 374,587.74 = 100,067.40 : x
  2. Step 2: Convert to fraction form
    249,975.72/374,587.74 = 100,067.40/x
  3. Step 3: Cross multiply
    249,975.72x = 374,587.74 × 100,067.40
  4. Step 4: Simplify right side
    249,975.72x = 37,484,021,213.68
  5. Step 5: Solve for x
    x = 37,484,021,213.68/249,975.72
  6. Step 6: Final answer
    x = 149,950.65

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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.