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Finding the Fourth Proportional to 62,073.42, 93,075 and 56,783.58

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Solution

The fourth proportional to 62,073.42, 93,075 and 56,783.58 is: 85,143.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,073.42 : 93,075 = 56,783.58 : x
  2. Step 2: Convert to fraction form
    62,073.42/93,075 = 56,783.58/x
  3. Step 3: Cross multiply
    62,073.42x = 93,075 × 56,783.58
  4. Step 4: Simplify right side
    62,073.42x = 5,285,131,708.50
  5. Step 5: Solve for x
    x = 5,285,131,708.50/62,073.42
  6. Step 6: Final answer
    x = 85,143.23

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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.