Home / 61,621.14-85,037.49-34,762.74

Finding the Fourth Proportional to 61,621.14, 85,037.49 and 34,762.74

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Solution

The fourth proportional to 61,621.14, 85,037.49 and 34,762.74 is: 47,972.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,621.14 : 85,037.49 = 34,762.74 : x
  2. Step 2: Convert to fraction form
    61,621.14/85,037.49 = 34,762.74/x
  3. Step 3: Cross multiply
    61,621.14x = 85,037.49 × 34,762.74
  4. Step 4: Simplify right side
    61,621.14x = 2,956,136,155.12
  5. Step 5: Solve for x
    x = 2,956,136,155.12/61,621.14
  6. Step 6: Final answer
    x = 47,972.76

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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.