Home / 85,606.80-118,140.96-52,908.48

Finding the Fourth Proportional to 85,606.80, 118,140.96 and 52,908.48

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Solution

The fourth proportional to 85,606.80, 118,140.96 and 52,908.48 is: 73,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,606.80 : 118,140.96 = 52,908.48 : x
  2. Step 2: Convert to fraction form
    85,606.80/118,140.96 = 52,908.48/x
  3. Step 3: Cross multiply
    85,606.80x = 118,140.96 × 52,908.48
  4. Step 4: Simplify right side
    85,606.80x = 6,250,658,619.34
  5. Step 5: Solve for x
    x = 6,250,658,619.34/85,606.80
  6. Step 6: Final answer
    x = 73,015.91

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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.