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Finding the Fourth Proportional to 202,655.77, 279,666.06 and 110,775.18

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Solution

The fourth proportional to 202,655.77, 279,666.06 and 110,775.18 is: 152,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,655.77 : 279,666.06 = 110,775.18 : x
  2. Step 2: Convert to fraction form
    202,655.77/279,666.06 = 110,775.18/x
  3. Step 3: Cross multiply
    202,655.77x = 279,666.06 × 110,775.18
  4. Step 4: Simplify right side
    202,655.77x = 30,980,056,184.18
  5. Step 5: Solve for x
    x = 30,980,056,184.18/202,655.77
  6. Step 6: Final answer
    x = 152,870.34

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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.