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Finding the Fourth Proportional to 93,211.56, 139,713.66 and 37,036.98

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Solution

The fourth proportional to 93,211.56, 139,713.66 and 37,036.98 is: 55,514.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,211.56 : 139,713.66 = 37,036.98 : x
  2. Step 2: Convert to fraction form
    93,211.56/139,713.66 = 37,036.98/x
  3. Step 3: Cross multiply
    93,211.56x = 139,713.66 × 37,036.98
  4. Step 4: Simplify right side
    93,211.56x = 5,174,572,031.15
  5. Step 5: Solve for x
    x = 5,174,572,031.15/93,211.56
  6. Step 6: Final answer
    x = 55,514.27

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1.5x scale

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.