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Finding the Fourth Proportional to 146,943, 202,798.44 and 82,430.04

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Solution

The fourth proportional to 146,943, 202,798.44 and 82,430.04 is: 113,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,943 : 202,798.44 = 82,430.04 : x
  2. Step 2: Convert to fraction form
    146,943/202,798.44 = 82,430.04/x
  3. Step 3: Cross multiply
    146,943x = 202,798.44 × 82,430.04
  4. Step 4: Simplify right side
    146,943x = 16,716,683,521.14
  5. Step 5: Solve for x
    x = 16,716,683,521.14/146,943
  6. Step 6: Final answer
    x = 113,763.05

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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.