Home / 104,735.48-144,532.62-56,988.95

Finding the Fourth Proportional to 104,735.48, 144,532.62 and 56,988.95

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Solution

The fourth proportional to 104,735.48, 144,532.62 and 56,988.95 is: 78,643.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,735.48 : 144,532.62 = 56,988.95 : x
  2. Step 2: Convert to fraction form
    104,735.48/144,532.62 = 56,988.95/x
  3. Step 3: Cross multiply
    104,735.48x = 144,532.62 × 56,988.95
  4. Step 4: Simplify right side
    104,735.48x = 8,236,761,531.89
  5. Step 5: Solve for x
    x = 8,236,761,531.89/104,735.48
  6. Step 6: Final answer
    x = 78,643.47

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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.