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Finding the Fourth Proportional to 58,814.76, 81,133.44 and 35,851.71

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Solution

The fourth proportional to 58,814.76, 81,133.44 and 35,851.71 is: 49,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,814.76 : 81,133.44 = 35,851.71 : x
  2. Step 2: Convert to fraction form
    58,814.76/81,133.44 = 35,851.71/x
  3. Step 3: Cross multiply
    58,814.76x = 81,133.44 × 35,851.71
  4. Step 4: Simplify right side
    58,814.76x = 2,908,772,562.18
  5. Step 5: Solve for x
    x = 2,908,772,562.18/58,814.76
  6. Step 6: Final answer
    x = 49,456.51

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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.