Home / 61,030.56-91,390.32-29,784

Finding the Fourth Proportional to 61,030.56, 91,390.32 and 29,784

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Solution

The fourth proportional to 61,030.56, 91,390.32 and 29,784 is: 44,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,030.56 : 91,390.32 = 29,784 : x
  2. Step 2: Convert to fraction form
    61,030.56/91,390.32 = 29,784/x
  3. Step 3: Cross multiply
    61,030.56x = 91,390.32 × 29,784
  4. Step 4: Simplify right side
    61,030.56x = 2,721,969,290.88
  5. Step 5: Solve for x
    x = 2,721,969,290.88/61,030.56
  6. Step 6: Final answer
    x = 44,600.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.