Home / 62,817.66-86,688.91-34,137.32

Finding the Fourth Proportional to 62,817.66, 86,688.91 and 34,137.32

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Solution

The fourth proportional to 62,817.66, 86,688.91 and 34,137.32 is: 47,109.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,817.66 : 86,688.91 = 34,137.32 : x
  2. Step 2: Convert to fraction form
    62,817.66/86,688.91 = 34,137.32/x
  3. Step 3: Cross multiply
    62,817.66x = 86,688.91 × 34,137.32
  4. Step 4: Simplify right side
    62,817.66x = 2,959,326,574.34
  5. Step 5: Solve for x
    x = 2,959,326,574.34/62,817.66
  6. Step 6: Final answer
    x = 47,109.79

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1.5x scale

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.