Home / 164,111.66-245,741.52-140,570.22

Finding the Fourth Proportional to 164,111.66, 245,741.52 and 140,570.22

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Solution

The fourth proportional to 164,111.66, 245,741.52 and 140,570.22 is: 210,490.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,111.66 : 245,741.52 = 140,570.22 : x
  2. Step 2: Convert to fraction form
    164,111.66/245,741.52 = 140,570.22/x
  3. Step 3: Cross multiply
    164,111.66x = 245,741.52 × 140,570.22
  4. Step 4: Simplify right side
    164,111.66x = 34,543,939,529.53
  5. Step 5: Solve for x
    x = 34,543,939,529.53/164,111.66
  6. Step 6: Final answer
    x = 210,490.46

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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.