Home / 85,535.16-118,037.79-47,295.69

Finding the Fourth Proportional to 85,535.16, 118,037.79 and 47,295.69

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Solution

The fourth proportional to 85,535.16, 118,037.79 and 47,295.69 is: 65,267.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,535.16 : 118,037.79 = 47,295.69 : x
  2. Step 2: Convert to fraction form
    85,535.16/118,037.79 = 47,295.69/x
  3. Step 3: Cross multiply
    85,535.16x = 118,037.79 × 47,295.69
  4. Step 4: Simplify right side
    85,535.16x = 5,582,678,724.13
  5. Step 5: Solve for x
    x = 5,582,678,724.13/85,535.16
  6. Step 6: Final answer
    x = 65,267.65

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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.