Home / 228,695.16-343,043.48-57,916.77

Finding the Fourth Proportional to 228,695.16, 343,043.48 and 57,916.77

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Solution

The fourth proportional to 228,695.16, 343,043.48 and 57,916.77 is: 86,875.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,695.16 : 343,043.48 = 57,916.77 : x
  2. Step 2: Convert to fraction form
    228,695.16/343,043.48 = 57,916.77/x
  3. Step 3: Cross multiply
    228,695.16x = 343,043.48 × 57,916.77
  4. Step 4: Simplify right side
    228,695.16x = 19,867,970,331.16
  5. Step 5: Solve for x
    x = 19,867,970,331.16/228,695.16
  6. Step 6: Final answer
    x = 86,875.34

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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.