Home / 80,802.20-111,476.75-46,798.29

Finding the Fourth Proportional to 80,802.20, 111,476.75 and 46,798.29

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Solution

The fourth proportional to 80,802.20, 111,476.75 and 46,798.29 is: 64,564.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,802.20 : 111,476.75 = 46,798.29 : x
  2. Step 2: Convert to fraction form
    80,802.20/111,476.75 = 46,798.29/x
  3. Step 3: Cross multiply
    80,802.20x = 111,476.75 × 46,798.29
  4. Step 4: Simplify right side
    80,802.20x = 5,216,921,040.77
  5. Step 5: Solve for x
    x = 5,216,921,040.77/80,802.20
  6. Step 6: Final answer
    x = 64,564.10

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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.