Home / 78,328.14-108,094.67-46,497.16

Finding the Fourth Proportional to 78,328.14, 108,094.67 and 46,497.16

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Solution

The fourth proportional to 78,328.14, 108,094.67 and 46,497.16 is: 64,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,328.14 : 108,094.67 = 46,497.16 : x
  2. Step 2: Convert to fraction form
    78,328.14/108,094.67 = 46,497.16/x
  3. Step 3: Cross multiply
    78,328.14x = 108,094.67 × 46,497.16
  4. Step 4: Simplify right side
    78,328.14x = 5,026,095,166.14
  5. Step 5: Solve for x
    x = 5,026,095,166.14/78,328.14
  6. Step 6: Final answer
    x = 64,167.17

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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.