Home / 55,904.58-77,259.02-45,817.11

Finding the Fourth Proportional to 55,904.58, 77,259.02 and 45,817.11

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Solution

The fourth proportional to 55,904.58, 77,259.02 and 45,817.11 is: 63,318.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,904.58 : 77,259.02 = 45,817.11 : x
  2. Step 2: Convert to fraction form
    55,904.58/77,259.02 = 45,817.11/x
  3. Step 3: Cross multiply
    55,904.58x = 77,259.02 × 45,817.11
  4. Step 4: Simplify right side
    55,904.58x = 3,539,784,788.75
  5. Step 5: Solve for x
    x = 3,539,784,788.75/55,904.58
  6. Step 6: Final answer
    x = 63,318.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.