Home / 58,806.41-81,157.01-33,312.74

Finding the Fourth Proportional to 58,806.41, 81,157.01 and 33,312.74

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Solution

The fourth proportional to 58,806.41, 81,157.01 and 33,312.74 is: 45,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,806.41 : 81,157.01 = 33,312.74 : x
  2. Step 2: Convert to fraction form
    58,806.41/81,157.01 = 33,312.74/x
  3. Step 3: Cross multiply
    58,806.41x = 81,157.01 × 33,312.74
  4. Step 4: Simplify right side
    58,806.41x = 2,703,561,800.96
  5. Step 5: Solve for x
    x = 2,703,561,800.96/58,806.41
  6. Step 6: Final answer
    x = 45,973.93

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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.