Home / 104,627.69-144,387.86-56,881.22

Finding the Fourth Proportional to 104,627.69, 144,387.86 and 56,881.22

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Solution

The fourth proportional to 104,627.69, 144,387.86 and 56,881.22 is: 78,496.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,627.69 : 144,387.86 = 56,881.22 : x
  2. Step 2: Convert to fraction form
    104,627.69/144,387.86 = 56,881.22/x
  3. Step 3: Cross multiply
    104,627.69x = 144,387.86 × 56,881.22
  4. Step 4: Simplify right side
    104,627.69x = 8,212,957,345.58
  5. Step 5: Solve for x
    x = 8,212,957,345.58/104,627.69
  6. Step 6: Final answer
    x = 78,496.98

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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.