Home / 78,495.24-108,326.28-44,967.72

Finding the Fourth Proportional to 78,495.24, 108,326.28 and 44,967.72

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Solution

The fourth proportional to 78,495.24, 108,326.28 and 44,967.72 is: 62,057.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,495.24 : 108,326.28 = 44,967.72 : x
  2. Step 2: Convert to fraction form
    78,495.24/108,326.28 = 44,967.72/x
  3. Step 3: Cross multiply
    78,495.24x = 108,326.28 × 44,967.72
  4. Step 4: Simplify right side
    78,495.24x = 4,871,185,602.84
  5. Step 5: Solve for x
    x = 4,871,185,602.84/78,495.24
  6. Step 6: Final answer
    x = 62,057.08

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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.