Home / 261,142.10-360,533.37-170,649.51

Finding the Fourth Proportional to 261,142.10, 360,533.37 and 170,649.51

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Solution

The fourth proportional to 261,142.10, 360,533.37 and 170,649.51 is: 235,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,142.10 : 360,533.37 = 170,649.51 : x
  2. Step 2: Convert to fraction form
    261,142.10/360,533.37 = 170,649.51/x
  3. Step 3: Cross multiply
    261,142.10x = 360,533.37 × 170,649.51
  4. Step 4: Simplify right side
    261,142.10x = 61,524,842,929.15
  5. Step 5: Solve for x
    x = 61,524,842,929.15/261,142.10
  6. Step 6: Final answer
    x = 235,599.10

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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.