Home / 119,156.78-178,695.49-48,061.06

Finding the Fourth Proportional to 119,156.78, 178,695.49 and 48,061.06

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Solution

The fourth proportional to 119,156.78, 178,695.49 and 48,061.06 is: 72,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,156.78 : 178,695.49 = 48,061.06 : x
  2. Step 2: Convert to fraction form
    119,156.78/178,695.49 = 48,061.06/x
  3. Step 3: Cross multiply
    119,156.78x = 178,695.49 × 48,061.06
  4. Step 4: Simplify right side
    119,156.78x = 8,588,293,532.84
  5. Step 5: Solve for x
    x = 8,588,293,532.84/119,156.78
  6. Step 6: Final answer
    x = 72,075.58

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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.