Home / 73,775.64-101,810.70-40,242.36

Finding the Fourth Proportional to 73,775.64, 101,810.70 and 40,242.36

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Solution

The fourth proportional to 73,775.64, 101,810.70 and 40,242.36 is: 55,534.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,775.64 : 101,810.70 = 40,242.36 : x
  2. Step 2: Convert to fraction form
    73,775.64/101,810.70 = 40,242.36/x
  3. Step 3: Cross multiply
    73,775.64x = 101,810.70 × 40,242.36
  4. Step 4: Simplify right side
    73,775.64x = 4,097,102,841.25
  5. Step 5: Solve for x
    x = 4,097,102,841.25/73,775.64
  6. Step 6: Final answer
    x = 55,534.63

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1.5x scale

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.