Home / 249,632.10-374,448.15-72,144.90

Finding the Fourth Proportional to 249,632.10, 374,448.15 and 72,144.90

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Solution

The fourth proportional to 249,632.10, 374,448.15 and 72,144.90 is: 108,217.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,632.10 : 374,448.15 = 72,144.90 : x
  2. Step 2: Convert to fraction form
    249,632.10/374,448.15 = 72,144.90/x
  3. Step 3: Cross multiply
    249,632.10x = 374,448.15 × 72,144.90
  4. Step 4: Simplify right side
    249,632.10x = 27,014,524,336.94
  5. Step 5: Solve for x
    x = 27,014,524,336.94/249,632.10
  6. Step 6: Final answer
    x = 108,217.35

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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.