Home / 88,810.50-133,150.14-53,742.36

Finding the Fourth Proportional to 88,810.50, 133,150.14 and 53,742.36

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Solution

The fourth proportional to 88,810.50, 133,150.14 and 53,742.36 is: 80,573.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,810.50 : 133,150.14 = 53,742.36 : x
  2. Step 2: Convert to fraction form
    88,810.50/133,150.14 = 53,742.36/x
  3. Step 3: Cross multiply
    88,810.50x = 133,150.14 × 53,742.36
  4. Step 4: Simplify right side
    88,810.50x = 7,155,802,757.93
  5. Step 5: Solve for x
    x = 7,155,802,757.93/88,810.50
  6. Step 6: Final answer
    x = 80,573.84

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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.