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Finding the Fourth Proportional to 152,618.60, 228,927.90 and 144,842.60

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Solution

The fourth proportional to 152,618.60, 228,927.90 and 144,842.60 is: 217,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,618.60 : 228,927.90 = 144,842.60 : x
  2. Step 2: Convert to fraction form
    152,618.60/228,927.90 = 144,842.60/x
  3. Step 3: Cross multiply
    152,618.60x = 228,927.90 × 144,842.60
  4. Step 4: Simplify right side
    152,618.60x = 33,158,512,248.54
  5. Step 5: Solve for x
    x = 33,158,512,248.54/152,618.60
  6. Step 6: Final answer
    x = 217,263.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.