Home / 56,166.46-77,509.74-31,015.96

Finding the Fourth Proportional to 56,166.46, 77,509.74 and 31,015.96

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Solution

The fourth proportional to 56,166.46, 77,509.74 and 31,015.96 is: 42,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,166.46 : 77,509.74 = 31,015.96 : x
  2. Step 2: Convert to fraction form
    56,166.46/77,509.74 = 31,015.96/x
  3. Step 3: Cross multiply
    56,166.46x = 77,509.74 × 31,015.96
  4. Step 4: Simplify right side
    56,166.46x = 2,404,038,995.45
  5. Step 5: Solve for x
    x = 2,404,038,995.45/56,166.46
  6. Step 6: Final answer
    x = 42,802.04

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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.