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Finding the Fourth Proportional to 76,347.63, 114,521.45 and 41,355.63

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Solution

The fourth proportional to 76,347.63, 114,521.45 and 41,355.63 is: 62,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,347.63 : 114,521.45 = 41,355.63 : x
  2. Step 2: Convert to fraction form
    76,347.63/114,521.45 = 41,355.63/x
  3. Step 3: Cross multiply
    76,347.63x = 114,521.45 × 41,355.63
  4. Step 4: Simplify right side
    76,347.63x = 4,736,106,506.49
  5. Step 5: Solve for x
    x = 4,736,106,506.49/76,347.63
  6. Step 6: Final answer
    x = 62,033.45

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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.