Home / 250,953.36-346,316.22-137,783.40

Finding the Fourth Proportional to 250,953.36, 346,316.22 and 137,783.40

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Solution

The fourth proportional to 250,953.36, 346,316.22 and 137,783.40 is: 190,141.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,953.36 : 346,316.22 = 137,783.40 : x
  2. Step 2: Convert to fraction form
    250,953.36/346,316.22 = 137,783.40/x
  3. Step 3: Cross multiply
    250,953.36x = 346,316.22 × 137,783.40
  4. Step 4: Simplify right side
    250,953.36x = 47,716,626,266.75
  5. Step 5: Solve for x
    x = 47,716,626,266.75/250,953.36
  6. Step 6: Final answer
    x = 190,141.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.