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Finding the Fourth Proportional to 58,283.28, 80,290.44 and 46,342.80

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Solution

The fourth proportional to 58,283.28, 80,290.44 and 46,342.80 is: 63,841.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,283.28 : 80,290.44 = 46,342.80 : x
  2. Step 2: Convert to fraction form
    58,283.28/80,290.44 = 46,342.80/x
  3. Step 3: Cross multiply
    58,283.28x = 80,290.44 × 46,342.80
  4. Step 4: Simplify right side
    58,283.28x = 3,720,883,802.83
  5. Step 5: Solve for x
    x = 3,720,883,802.83/58,283.28
  6. Step 6: Final answer
    x = 63,841.36

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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.