Home / 164,147.34-226,484.76-99,615.12

Finding the Fourth Proportional to 164,147.34, 226,484.76 and 99,615.12

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Solution

The fourth proportional to 164,147.34, 226,484.76 and 99,615.12 is: 137,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,147.34 : 226,484.76 = 99,615.12 : x
  2. Step 2: Convert to fraction form
    164,147.34/226,484.76 = 99,615.12/x
  3. Step 3: Cross multiply
    164,147.34x = 226,484.76 × 99,615.12
  4. Step 4: Simplify right side
    164,147.34x = 22,561,306,545.57
  5. Step 5: Solve for x
    x = 22,561,306,545.57/164,147.34
  6. Step 6: Final answer
    x = 137,445.46

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1.5x scale

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.