Home / 98,669.34-147,911.49-48,057.30

Finding the Fourth Proportional to 98,669.34, 147,911.49 and 48,057.30

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Solution

The fourth proportional to 98,669.34, 147,911.49 and 48,057.30 is: 72,040.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,669.34 : 147,911.49 = 48,057.30 : x
  2. Step 2: Convert to fraction form
    98,669.34/147,911.49 = 48,057.30/x
  3. Step 3: Cross multiply
    98,669.34x = 147,911.49 × 48,057.30
  4. Step 4: Simplify right side
    98,669.34x = 7,108,226,848.38
  5. Step 5: Solve for x
    x = 7,108,226,848.38/98,669.34
  6. Step 6: Final answer
    x = 72,040.89

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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.