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Finding the Fourth Proportional to 56,016.70, 77,300.12 and 34,795.54

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Solution

The fourth proportional to 56,016.70, 77,300.12 and 34,795.54 is: 48,016.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,016.70 : 77,300.12 = 34,795.54 : x
  2. Step 2: Convert to fraction form
    56,016.70/77,300.12 = 34,795.54/x
  3. Step 3: Cross multiply
    56,016.70x = 77,300.12 × 34,795.54
  4. Step 4: Simplify right side
    56,016.70x = 2,689,699,417.46
  5. Step 5: Solve for x
    x = 2,689,699,417.46/56,016.70
  6. Step 6: Final answer
    x = 48,016.03

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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.