Home / 109,627.60-164,412.86-46,415.19

Finding the Fourth Proportional to 109,627.60, 164,412.86 and 46,415.19

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Solution

The fourth proportional to 109,627.60, 164,412.86 and 46,415.19 is: 69,610.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,627.60 : 164,412.86 = 46,415.19 : x
  2. Step 2: Convert to fraction form
    109,627.60/164,412.86 = 46,415.19/x
  3. Step 3: Cross multiply
    109,627.60x = 164,412.86 × 46,415.19
  4. Step 4: Simplify right side
    109,627.60x = 7,631,254,135.34
  5. Step 5: Solve for x
    x = 7,631,254,135.34/109,627.60
  6. Step 6: Final answer
    x = 69,610.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.