Home / 249,613.40-374,420.10-109,645.40

Finding the Fourth Proportional to 249,613.40, 374,420.10 and 109,645.40

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Solution

The fourth proportional to 249,613.40, 374,420.10 and 109,645.40 is: 164,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,613.40 : 374,420.10 = 109,645.40 : x
  2. Step 2: Convert to fraction form
    249,613.40/374,420.10 = 109,645.40/x
  3. Step 3: Cross multiply
    249,613.40x = 374,420.10 × 109,645.40
  4. Step 4: Simplify right side
    249,613.40x = 41,053,441,632.54
  5. Step 5: Solve for x
    x = 41,053,441,632.54/249,613.40
  6. Step 6: Final answer
    x = 164,468.10

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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.