Home / 72,850.84-100,523.70-40,585.24

Finding the Fourth Proportional to 72,850.84, 100,523.70 and 40,585.24

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Solution

The fourth proportional to 72,850.84, 100,523.70 and 40,585.24 is: 56,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,850.84 : 100,523.70 = 40,585.24 : x
  2. Step 2: Convert to fraction form
    72,850.84/100,523.70 = 40,585.24/x
  3. Step 3: Cross multiply
    72,850.84x = 100,523.70 × 40,585.24
  4. Step 4: Simplify right side
    72,850.84x = 4,079,778,490.19
  5. Step 5: Solve for x
    x = 4,079,778,490.19/72,850.84
  6. Step 6: Final answer
    x = 56,001.80

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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.