Home / 104,935.08-144,810.60-57,188.52

Finding the Fourth Proportional to 104,935.08, 144,810.60 and 57,188.52

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Solution

The fourth proportional to 104,935.08, 144,810.60 and 57,188.52 is: 78,920.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,935.08 : 144,810.60 = 57,188.52 : x
  2. Step 2: Convert to fraction form
    104,935.08/144,810.60 = 57,188.52/x
  3. Step 3: Cross multiply
    104,935.08x = 144,810.60 × 57,188.52
  4. Step 4: Simplify right side
    104,935.08x = 8,281,503,894.31
  5. Step 5: Solve for x
    x = 8,281,503,894.31/104,935.08
  6. Step 6: Final answer
    x = 78,920.26

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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.