Home / 76,875.36-106,095-46,668.36

Finding the Fourth Proportional to 76,875.36, 106,095 and 46,668.36

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Solution

The fourth proportional to 76,875.36, 106,095 and 46,668.36 is: 64,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,875.36 : 106,095 = 46,668.36 : x
  2. Step 2: Convert to fraction form
    76,875.36/106,095 = 46,668.36/x
  3. Step 3: Cross multiply
    76,875.36x = 106,095 × 46,668.36
  4. Step 4: Simplify right side
    76,875.36x = 4,951,279,654.20
  5. Step 5: Solve for x
    x = 4,951,279,654.20/76,875.36
  6. Step 6: Final answer
    x = 64,406.59

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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.