Home / 73,055.74-100,784.91-42,825.73

Finding the Fourth Proportional to 73,055.74, 100,784.91 and 42,825.73

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Solution

The fourth proportional to 73,055.74, 100,784.91 and 42,825.73 is: 59,080.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,055.74 : 100,784.91 = 42,825.73 : x
  2. Step 2: Convert to fraction form
    73,055.74/100,784.91 = 42,825.73/x
  3. Step 3: Cross multiply
    73,055.74x = 100,784.91 × 42,825.73
  4. Step 4: Simplify right side
    73,055.74x = 4,316,187,343.73
  5. Step 5: Solve for x
    x = 4,316,187,343.73/73,055.74
  6. Step 6: Final answer
    x = 59,080.74

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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.