Home / 156,971.16-235,456.73-46,163.16

Finding the Fourth Proportional to 156,971.16, 235,456.73 and 46,163.16

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Solution

The fourth proportional to 156,971.16, 235,456.73 and 46,163.16 is: 69,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,971.16 : 235,456.73 = 46,163.16 : x
  2. Step 2: Convert to fraction form
    156,971.16/235,456.73 = 46,163.16/x
  3. Step 3: Cross multiply
    156,971.16x = 235,456.73 × 46,163.16
  4. Step 4: Simplify right side
    156,971.16x = 10,869,426,815.47
  5. Step 5: Solve for x
    x = 10,869,426,815.47/156,971.16
  6. Step 6: Final answer
    x = 69,244.74

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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.