Home / 93,312.32-139,968.48-30,982.82

Finding the Fourth Proportional to 93,312.32, 139,968.48 and 30,982.82

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Solution

The fourth proportional to 93,312.32, 139,968.48 and 30,982.82 is: 46,474.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312.32 : 139,968.48 = 30,982.82 : x
  2. Step 2: Convert to fraction form
    93,312.32/139,968.48 = 30,982.82/x
  3. Step 3: Cross multiply
    93,312.32x = 139,968.48 × 30,982.82
  4. Step 4: Simplify right side
    93,312.32x = 4,336,618,221.51
  5. Step 5: Solve for x
    x = 4,336,618,221.51/93,312.32
  6. Step 6: Final answer
    x = 46,474.23

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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.