Home / 160,511.78-240,710.85-46,635.90

Finding the Fourth Proportional to 160,511.78, 240,710.85 and 46,635.90

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Solution

The fourth proportional to 160,511.78, 240,710.85 and 46,635.90 is: 69,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,511.78 : 240,710.85 = 46,635.90 : x
  2. Step 2: Convert to fraction form
    160,511.78/240,710.85 = 46,635.90/x
  3. Step 3: Cross multiply
    160,511.78x = 240,710.85 × 46,635.90
  4. Step 4: Simplify right side
    160,511.78x = 11,225,767,129.52
  5. Step 5: Solve for x
    x = 11,225,767,129.52/160,511.78
  6. Step 6: Final answer
    x = 69,937.34

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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.