Home / 249,922.55-374,555.78-100,040.15

Finding the Fourth Proportional to 249,922.55, 374,555.78 and 100,040.15

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Solution

The fourth proportional to 249,922.55, 374,555.78 and 100,040.15 is: 149,928.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,922.55 : 374,555.78 = 100,040.15 : x
  2. Step 2: Convert to fraction form
    249,922.55/374,555.78 = 100,040.15/x
  3. Step 3: Cross multiply
    249,922.55x = 374,555.78 × 100,040.15
  4. Step 4: Simplify right side
    249,922.55x = 37,470,615,914.37
  5. Step 5: Solve for x
    x = 37,470,615,914.37/249,922.55
  6. Step 6: Final answer
    x = 149,928.91

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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.