Home / 146,772.16-202,539.89-83,110.12

Finding the Fourth Proportional to 146,772.16, 202,539.89 and 83,110.12

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Solution

The fourth proportional to 146,772.16, 202,539.89 and 83,110.12 is: 114,688.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,772.16 : 202,539.89 = 83,110.12 : x
  2. Step 2: Convert to fraction form
    146,772.16/202,539.89 = 83,110.12/x
  3. Step 3: Cross multiply
    146,772.16x = 202,539.89 × 83,110.12
  4. Step 4: Simplify right side
    146,772.16x = 16,833,114,264.11
  5. Step 5: Solve for x
    x = 16,833,114,264.11/146,772.16
  6. Step 6: Final answer
    x = 114,688.74

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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.