Home / 53,477.40-80,216.10-35,851.80

Finding the Fourth Proportional to 53,477.40, 80,216.10 and 35,851.80

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Solution

The fourth proportional to 53,477.40, 80,216.10 and 35,851.80 is: 53,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,477.40 : 80,216.10 = 35,851.80 : x
  2. Step 2: Convert to fraction form
    53,477.40/80,216.10 = 35,851.80/x
  3. Step 3: Cross multiply
    53,477.40x = 80,216.10 × 35,851.80
  4. Step 4: Simplify right side
    53,477.40x = 2,875,891,573.98
  5. Step 5: Solve for x
    x = 2,875,891,573.98/53,477.40
  6. Step 6: Final answer
    x = 53,777.70

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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.