Home / 79,316.24-118,985.34-26,740.76

Finding the Fourth Proportional to 79,316.24, 118,985.34 and 26,740.76

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Solution

The fourth proportional to 79,316.24, 118,985.34 and 26,740.76 is: 40,114.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,316.24 : 118,985.34 = 26,740.76 : x
  2. Step 2: Convert to fraction form
    79,316.24/118,985.34 = 26,740.76/x
  3. Step 3: Cross multiply
    79,316.24x = 118,985.34 × 26,740.76
  4. Step 4: Simplify right side
    79,316.24x = 3,181,758,420.46
  5. Step 5: Solve for x
    x = 3,181,758,420.46/79,316.24
  6. Step 6: Final answer
    x = 40,114.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.