Home / 53,030.51-73,182.11-29,158.80

Finding the Fourth Proportional to 53,030.51, 73,182.11 and 29,158.80

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Solution

The fourth proportional to 53,030.51, 73,182.11 and 29,158.80 is: 40,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,030.51 : 73,182.11 = 29,158.80 : x
  2. Step 2: Convert to fraction form
    53,030.51/73,182.11 = 29,158.80/x
  3. Step 3: Cross multiply
    53,030.51x = 73,182.11 × 29,158.80
  4. Step 4: Simplify right side
    53,030.51x = 2,133,902,509.07
  5. Step 5: Solve for x
    x = 2,133,902,509.07/53,030.51
  6. Step 6: Final answer
    x = 40,239.15

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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.