Home / 117,357.56-176,058.23-53,320.19

Finding the Fourth Proportional to 117,357.56, 176,058.23 and 53,320.19

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Solution

The fourth proportional to 117,357.56, 176,058.23 and 53,320.19 is: 79,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,357.56 : 176,058.23 = 53,320.19 : x
  2. Step 2: Convert to fraction form
    117,357.56/176,058.23 = 53,320.19/x
  3. Step 3: Cross multiply
    117,357.56x = 176,058.23 × 53,320.19
  4. Step 4: Simplify right side
    117,357.56x = 9,387,457,127.77
  5. Step 5: Solve for x
    x = 9,387,457,127.77/117,357.56
  6. Step 6: Final answer
    x = 79,990.22

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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.