Home / 146,597.60-219,637.20-130,008.80

Finding the Fourth Proportional to 146,597.60, 219,637.20 and 130,008.80

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Solution

The fourth proportional to 146,597.60, 219,637.20 and 130,008.80 is: 194,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,597.60 : 219,637.20 = 130,008.80 : x
  2. Step 2: Convert to fraction form
    146,597.60/219,637.20 = 130,008.80/x
  3. Step 3: Cross multiply
    146,597.60x = 219,637.20 × 130,008.80
  4. Step 4: Simplify right side
    146,597.60x = 28,554,768,807.36
  5. Step 5: Solve for x
    x = 28,554,768,807.36/146,597.60
  6. Step 6: Final answer
    x = 194,783.33

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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.