Home / 249,458.28-374,313.78-109,218.12

Finding the Fourth Proportional to 249,458.28, 374,313.78 and 109,218.12

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Solution

The fourth proportional to 249,458.28, 374,313.78 and 109,218.12 is: 163,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,458.28 : 374,313.78 = 109,218.12 : x
  2. Step 2: Convert to fraction form
    249,458.28/374,313.78 = 109,218.12/x
  3. Step 3: Cross multiply
    249,458.28x = 374,313.78 × 109,218.12
  4. Step 4: Simplify right side
    249,458.28x = 40,881,847,341.69
  5. Step 5: Solve for x
    x = 40,881,847,341.69/249,458.28
  6. Step 6: Final answer
    x = 163,882.50

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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.