Home / 152,064.09-209,851.61-84,086.66

Finding the Fourth Proportional to 152,064.09, 209,851.61 and 84,086.66

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Solution

The fourth proportional to 152,064.09, 209,851.61 and 84,086.66 is: 116,041.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064.09 : 209,851.61 = 84,086.66 : x
  2. Step 2: Convert to fraction form
    152,064.09/209,851.61 = 84,086.66/x
  3. Step 3: Cross multiply
    152,064.09x = 209,851.61 × 84,086.66
  4. Step 4: Simplify right side
    152,064.09x = 17,645,720,980.52
  5. Step 5: Solve for x
    x = 17,645,720,980.52/152,064.09
  6. Step 6: Final answer
    x = 116,041.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.