Home / 104,355.06-144,008.88-56,608.02

Finding the Fourth Proportional to 104,355.06, 144,008.88 and 56,608.02

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Solution

The fourth proportional to 104,355.06, 144,008.88 and 56,608.02 is: 78,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,355.06 : 144,008.88 = 56,608.02 : x
  2. Step 2: Convert to fraction form
    104,355.06/144,008.88 = 56,608.02/x
  3. Step 3: Cross multiply
    104,355.06x = 144,008.88 × 56,608.02
  4. Step 4: Simplify right side
    104,355.06x = 8,152,057,559.22
  5. Step 5: Solve for x
    x = 8,152,057,559.22/104,355.06
  6. Step 6: Final answer
    x = 78,118.47

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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.