Home / 53,903.40-80,855.10-46,127.40

Finding the Fourth Proportional to 53,903.40, 80,855.10 and 46,127.40

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Solution

The fourth proportional to 53,903.40, 80,855.10 and 46,127.40 is: 69,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,903.40 : 80,855.10 = 46,127.40 : x
  2. Step 2: Convert to fraction form
    53,903.40/80,855.10 = 46,127.40/x
  3. Step 3: Cross multiply
    53,903.40x = 80,855.10 × 46,127.40
  4. Step 4: Simplify right side
    53,903.40x = 3,729,635,539.74
  5. Step 5: Solve for x
    x = 3,729,635,539.74/53,903.40
  6. Step 6: Final answer
    x = 69,191.10

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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.