Home / 112,347.08-155,037.96-62,045

Finding the Fourth Proportional to 112,347.08, 155,037.96 and 62,045

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Solution

The fourth proportional to 112,347.08, 155,037.96 and 62,045 is: 85,621.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,347.08 : 155,037.96 = 62,045 : x
  2. Step 2: Convert to fraction form
    112,347.08/155,037.96 = 62,045/x
  3. Step 3: Cross multiply
    112,347.08x = 155,037.96 × 62,045
  4. Step 4: Simplify right side
    112,347.08x = 9,619,330,228.20
  5. Step 5: Solve for x
    x = 9,619,330,228.20/112,347.08
  6. Step 6: Final answer
    x = 85,621.54

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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.