Home / 257,309.37-386,001.27-97,341.93

Finding the Fourth Proportional to 257,309.37, 386,001.27 and 97,341.93

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Solution

The fourth proportional to 257,309.37, 386,001.27 and 97,341.93 is: 146,026.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,309.37 : 386,001.27 = 97,341.93 : x
  2. Step 2: Convert to fraction form
    257,309.37/386,001.27 = 97,341.93/x
  3. Step 3: Cross multiply
    257,309.37x = 386,001.27 × 97,341.93
  4. Step 4: Simplify right side
    257,309.37x = 37,574,108,604.25
  5. Step 5: Solve for x
    x = 37,574,108,604.25/257,309.37
  6. Step 6: Final answer
    x = 146,026.97

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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.