Home / 79,865.56-110,263.98-56,088.28

Finding the Fourth Proportional to 79,865.56, 110,263.98 and 56,088.28

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Solution

The fourth proportional to 79,865.56, 110,263.98 and 56,088.28 is: 77,436.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,865.56 : 110,263.98 = 56,088.28 : x
  2. Step 2: Convert to fraction form
    79,865.56/110,263.98 = 56,088.28/x
  3. Step 3: Cross multiply
    79,865.56x = 110,263.98 × 56,088.28
  4. Step 4: Simplify right side
    79,865.56x = 6,184,516,984.15
  5. Step 5: Solve for x
    x = 6,184,516,984.15/79,865.56
  6. Step 6: Final answer
    x = 77,436.59

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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.