Home / 94,229.07-130,043.84-56,502.51

Finding the Fourth Proportional to 94,229.07, 130,043.84 and 56,502.51

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Solution

The fourth proportional to 94,229.07, 130,043.84 and 56,502.51 is: 77,978.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,229.07 : 130,043.84 = 56,502.51 : x
  2. Step 2: Convert to fraction form
    94,229.07/130,043.84 = 56,502.51/x
  3. Step 3: Cross multiply
    94,229.07x = 130,043.84 × 56,502.51
  4. Step 4: Simplify right side
    94,229.07x = 7,347,803,087.53
  5. Step 5: Solve for x
    x = 7,347,803,087.53/94,229.07
  6. Step 6: Final answer
    x = 77,978.09

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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.