Home / 53,265.60-79,898.40-33,436.80

Finding the Fourth Proportional to 53,265.60, 79,898.40 and 33,436.80

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Solution

The fourth proportional to 53,265.60, 79,898.40 and 33,436.80 is: 50,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,265.60 : 79,898.40 = 33,436.80 : x
  2. Step 2: Convert to fraction form
    53,265.60/79,898.40 = 33,436.80/x
  3. Step 3: Cross multiply
    53,265.60x = 79,898.40 × 33,436.80
  4. Step 4: Simplify right side
    53,265.60x = 2,671,546,821.12
  5. Step 5: Solve for x
    x = 2,671,546,821.12/53,265.60
  6. Step 6: Final answer
    x = 50,155.20

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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.