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Finding the Fourth Proportional to 146,888.64, 220,347.54 and 47,023.74

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Solution

The fourth proportional to 146,888.64, 220,347.54 and 47,023.74 is: 70,540.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,888.64 : 220,347.54 = 47,023.74 : x
  2. Step 2: Convert to fraction form
    146,888.64/220,347.54 = 47,023.74/x
  3. Step 3: Cross multiply
    146,888.64x = 220,347.54 × 47,023.74
  4. Step 4: Simplify right side
    146,888.64x = 10,361,565,430.60
  5. Step 5: Solve for x
    x = 10,361,565,430.60/146,888.64
  6. Step 6: Final answer
    x = 70,540.28

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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.