Home / 155,904.87-215,150.69-94,633.35

Finding the Fourth Proportional to 155,904.87, 215,150.69 and 94,633.35

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Solution

The fourth proportional to 155,904.87, 215,150.69 and 94,633.35 is: 130,595.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,904.87 : 215,150.69 = 94,633.35 : x
  2. Step 2: Convert to fraction form
    155,904.87/215,150.69 = 94,633.35/x
  3. Step 3: Cross multiply
    155,904.87x = 215,150.69 × 94,633.35
  4. Step 4: Simplify right side
    155,904.87x = 20,360,430,076.34
  5. Step 5: Solve for x
    x = 20,360,430,076.34/155,904.87
  6. Step 6: Final answer
    x = 130,595.22

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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.