Home / 165,366.60-228,199.62-89,915.16

Finding the Fourth Proportional to 165,366.60, 228,199.62 and 89,915.16

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Solution

The fourth proportional to 165,366.60, 228,199.62 and 89,915.16 is: 124,079.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,366.60 : 228,199.62 = 89,915.16 : x
  2. Step 2: Convert to fraction form
    165,366.60/228,199.62 = 89,915.16/x
  3. Step 3: Cross multiply
    165,366.60x = 228,199.62 × 89,915.16
  4. Step 4: Simplify right side
    165,366.60x = 20,518,605,344.24
  5. Step 5: Solve for x
    x = 20,518,605,344.24/165,366.60
  6. Step 6: Final answer
    x = 124,079.50

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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.