Home / 59,780.40-82,493.79-34,285.45

Finding the Fourth Proportional to 59,780.40, 82,493.79 and 34,285.45

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Solution

The fourth proportional to 59,780.40, 82,493.79 and 34,285.45 is: 47,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,780.40 : 82,493.79 = 34,285.45 : x
  2. Step 2: Convert to fraction form
    59,780.40/82,493.79 = 34,285.45/x
  3. Step 3: Cross multiply
    59,780.40x = 82,493.79 × 34,285.45
  4. Step 4: Simplify right side
    59,780.40x = 2,828,336,506.12
  5. Step 5: Solve for x
    x = 2,828,336,506.12/59,780.40
  6. Step 6: Final answer
    x = 47,312.10

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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.