Home / 147,051.34-220,597.67-58,313.81

Finding the Fourth Proportional to 147,051.34, 220,597.67 and 58,313.81

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Solution

The fourth proportional to 147,051.34, 220,597.67 and 58,313.81 is: 87,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,051.34 : 220,597.67 = 58,313.81 : x
  2. Step 2: Convert to fraction form
    147,051.34/220,597.67 = 58,313.81/x
  3. Step 3: Cross multiply
    147,051.34x = 220,597.67 × 58,313.81
  4. Step 4: Simplify right side
    147,051.34x = 12,863,890,323.25
  5. Step 5: Solve for x
    x = 12,863,890,323.25/147,051.34
  6. Step 6: Final answer
    x = 87,478.91

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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.