Home / 53,030.64-73,177.94-31,223.47

Finding the Fourth Proportional to 53,030.64, 73,177.94 and 31,223.47

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Solution

The fourth proportional to 53,030.64, 73,177.94 and 31,223.47 is: 43,085.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,030.64 : 73,177.94 = 31,223.47 : x
  2. Step 2: Convert to fraction form
    53,030.64/73,177.94 = 31,223.47/x
  3. Step 3: Cross multiply
    53,030.64x = 73,177.94 × 31,223.47
  4. Step 4: Simplify right side
    53,030.64x = 2,284,868,848.36
  5. Step 5: Solve for x
    x = 2,284,868,848.36/53,030.64
  6. Step 6: Final answer
    x = 43,085.82

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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.