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Finding the Fourth Proportional to 152,656.20, 228,980.70 and 41,848.20

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Solution

The fourth proportional to 152,656.20, 228,980.70 and 41,848.20 is: 62,771.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,656.20 : 228,980.70 = 41,848.20 : x
  2. Step 2: Convert to fraction form
    152,656.20/228,980.70 = 41,848.20/x
  3. Step 3: Cross multiply
    152,656.20x = 228,980.70 × 41,848.20
  4. Step 4: Simplify right side
    152,656.20x = 9,582,430,129.74
  5. Step 5: Solve for x
    x = 9,582,430,129.74/152,656.20
  6. Step 6: Final answer
    x = 62,771.31

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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.