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Finding the Fourth Proportional to 152,235.60, 228,353.40 and 146,014.80

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Solution

The fourth proportional to 152,235.60, 228,353.40 and 146,014.80 is: 219,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,235.60 : 228,353.40 = 146,014.80 : x
  2. Step 2: Convert to fraction form
    152,235.60/228,353.40 = 146,014.80/x
  3. Step 3: Cross multiply
    152,235.60x = 228,353.40 × 146,014.80
  4. Step 4: Simplify right side
    152,235.60x = 33,342,976,030.32
  5. Step 5: Solve for x
    x = 33,342,976,030.32/152,235.60
  6. Step 6: Final answer
    x = 219,022.20

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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.