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Finding the Fourth Proportional to 58,598.01, 80,865.22 and 31,740.46

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Solution

The fourth proportional to 58,598.01, 80,865.22 and 31,740.46 is: 43,801.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,598.01 : 80,865.22 = 31,740.46 : x
  2. Step 2: Convert to fraction form
    58,598.01/80,865.22 = 31,740.46/x
  3. Step 3: Cross multiply
    58,598.01x = 80,865.22 × 31,740.46
  4. Step 4: Simplify right side
    58,598.01x = 2,566,698,999.29
  5. Step 5: Solve for x
    x = 2,566,698,999.29/58,598.01
  6. Step 6: Final answer
    x = 43,801.81

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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.