Home / 215,088.15-296,825.04-118,296.21

Finding the Fourth Proportional to 215,088.15, 296,825.04 and 118,296.21

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Solution

The fourth proportional to 215,088.15, 296,825.04 and 118,296.21 is: 163,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,088.15 : 296,825.04 = 118,296.21 : x
  2. Step 2: Convert to fraction form
    215,088.15/296,825.04 = 118,296.21/x
  3. Step 3: Cross multiply
    215,088.15x = 296,825.04 × 118,296.21
  4. Step 4: Simplify right side
    215,088.15x = 35,113,277,265.10
  5. Step 5: Solve for x
    x = 35,113,277,265.10/215,088.15
  6. Step 6: Final answer
    x = 163,250.64

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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.