Home / 118,520.44-163,525.20-70,756.36

Finding the Fourth Proportional to 118,520.44, 163,525.20 and 70,756.36

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Solution

The fourth proportional to 118,520.44, 163,525.20 and 70,756.36 is: 97,624.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,520.44 : 163,525.20 = 70,756.36 : x
  2. Step 2: Convert to fraction form
    118,520.44/163,525.20 = 70,756.36/x
  3. Step 3: Cross multiply
    118,520.44x = 163,525.20 × 70,756.36
  4. Step 4: Simplify right side
    118,520.44x = 11,570,447,920.27
  5. Step 5: Solve for x
    x = 11,570,447,920.27/118,520.44
  6. Step 6: Final answer
    x = 97,624.07

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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.