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Finding the Fourth Proportional to 164,312.32, 226,750.32 and 88,860.64

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Solution

The fourth proportional to 164,312.32, 226,750.32 and 88,860.64 is: 122,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,312.32 : 226,750.32 = 88,860.64 : x
  2. Step 2: Convert to fraction form
    164,312.32/226,750.32 = 88,860.64/x
  3. Step 3: Cross multiply
    164,312.32x = 226,750.32 × 88,860.64
  4. Step 4: Simplify right side
    164,312.32x = 20,149,178,555.40
  5. Step 5: Solve for x
    x = 20,149,178,555.40/164,312.32
  6. Step 6: Final answer
    x = 122,627.31

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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.