Home / 113,985.32-170,927.78-60,664.44

Finding the Fourth Proportional to 113,985.32, 170,927.78 and 60,664.44

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Solution

The fourth proportional to 113,985.32, 170,927.78 and 60,664.44 is: 90,969.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,985.32 : 170,927.78 = 60,664.44 : x
  2. Step 2: Convert to fraction form
    113,985.32/170,927.78 = 60,664.44/x
  3. Step 3: Cross multiply
    113,985.32x = 170,927.78 × 60,664.44
  4. Step 4: Simplify right side
    113,985.32x = 10,369,238,054.14
  5. Step 5: Solve for x
    x = 10,369,238,054.14/113,985.32
  6. Step 6: Final answer
    x = 90,969.94

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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.