Home / 100,860.54-151,242.51-58,752.59

Finding the Fourth Proportional to 100,860.54, 151,242.51 and 58,752.59

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Solution

The fourth proportional to 100,860.54, 151,242.51 and 58,752.59 is: 88,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,860.54 : 151,242.51 = 58,752.59 : x
  2. Step 2: Convert to fraction form
    100,860.54/151,242.51 = 58,752.59/x
  3. Step 3: Cross multiply
    100,860.54x = 151,242.51 × 58,752.59
  4. Step 4: Simplify right side
    100,860.54x = 8,885,888,130.63
  5. Step 5: Solve for x
    x = 8,885,888,130.63/100,860.54
  6. Step 6: Final answer
    x = 88,100.74

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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.