Home / 80,533.14-111,140.55-46,547.70

Finding the Fourth Proportional to 80,533.14, 111,140.55 and 46,547.70

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Solution

The fourth proportional to 80,533.14, 111,140.55 and 46,547.70 is: 64,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,533.14 : 111,140.55 = 46,547.70 : x
  2. Step 2: Convert to fraction form
    80,533.14/111,140.55 = 46,547.70/x
  3. Step 3: Cross multiply
    80,533.14x = 111,140.55 × 46,547.70
  4. Step 4: Simplify right side
    80,533.14x = 5,173,336,979.24
  5. Step 5: Solve for x
    x = 5,173,336,979.24/80,533.14
  6. Step 6: Final answer
    x = 64,238.61

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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.