Home / 88,910.40-133,365.60-39,014.40

Finding the Fourth Proportional to 88,910.40, 133,365.60 and 39,014.40

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Solution

The fourth proportional to 88,910.40, 133,365.60 and 39,014.40 is: 58,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,910.40 : 133,365.60 = 39,014.40 : x
  2. Step 2: Convert to fraction form
    88,910.40/133,365.60 = 39,014.40/x
  3. Step 3: Cross multiply
    88,910.40x = 133,365.60 × 39,014.40
  4. Step 4: Simplify right side
    88,910.40x = 5,203,178,864.64
  5. Step 5: Solve for x
    x = 5,203,178,864.64/88,910.40
  6. Step 6: Final answer
    x = 58,521.60

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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.