Home / 110,289.60-152,198.80-59,988.64

Finding the Fourth Proportional to 110,289.60, 152,198.80 and 59,988.64

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Solution

The fourth proportional to 110,289.60, 152,198.80 and 59,988.64 is: 82,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,289.60 : 152,198.80 = 59,988.64 : x
  2. Step 2: Convert to fraction form
    110,289.60/152,198.80 = 59,988.64/x
  3. Step 3: Cross multiply
    110,289.60x = 152,198.80 × 59,988.64
  4. Step 4: Simplify right side
    110,289.60x = 9,130,199,021.63
  5. Step 5: Solve for x
    x = 9,130,199,021.63/110,289.60
  6. Step 6: Final answer
    x = 82,783.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.