Home / 53,681.88-74,079.59-29,807.94

Finding the Fourth Proportional to 53,681.88, 74,079.59 and 29,807.94

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Solution

The fourth proportional to 53,681.88, 74,079.59 and 29,807.94 is: 41,134.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,681.88 : 74,079.59 = 29,807.94 : x
  2. Step 2: Convert to fraction form
    53,681.88/74,079.59 = 29,807.94/x
  3. Step 3: Cross multiply
    53,681.88x = 74,079.59 × 29,807.94
  4. Step 4: Simplify right side
    53,681.88x = 2,208,159,824.90
  5. Step 5: Solve for x
    x = 2,208,159,824.90/53,681.88
  6. Step 6: Final answer
    x = 41,134.17

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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.