Home / 250,867.08-346,358.76-155,475

Finding the Fourth Proportional to 250,867.08, 346,358.76 and 155,475

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Solution

The fourth proportional to 250,867.08, 346,358.76 and 155,475 is: 214,656.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,867.08 : 346,358.76 = 155,475 : x
  2. Step 2: Convert to fraction form
    250,867.08/346,358.76 = 155,475/x
  3. Step 3: Cross multiply
    250,867.08x = 346,358.76 × 155,475
  4. Step 4: Simplify right side
    250,867.08x = 53,850,128,211
  5. Step 5: Solve for x
    x = 53,850,128,211/250,867.08
  6. Step 6: Final answer
    x = 214,656.02

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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.