Home / 62,021.20-93,031.80-58,813.60

Finding the Fourth Proportional to 62,021.20, 93,031.80 and 58,813.60

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Solution

The fourth proportional to 62,021.20, 93,031.80 and 58,813.60 is: 88,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,021.20 : 93,031.80 = 58,813.60 : x
  2. Step 2: Convert to fraction form
    62,021.20/93,031.80 = 58,813.60/x
  3. Step 3: Cross multiply
    62,021.20x = 93,031.80 × 58,813.60
  4. Step 4: Simplify right side
    62,021.20x = 5,471,535,072.48
  5. Step 5: Solve for x
    x = 5,471,535,072.48/62,021.20
  6. Step 6: Final answer
    x = 88,220.40

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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.