Home / 145,680.33-201,095.28-113,859.48

Finding the Fourth Proportional to 145,680.33, 201,095.28 and 113,859.48

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Solution

The fourth proportional to 145,680.33, 201,095.28 and 113,859.48 is: 157,170.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,680.33 : 201,095.28 = 113,859.48 : x
  2. Step 2: Convert to fraction form
    145,680.33/201,095.28 = 113,859.48/x
  3. Step 3: Cross multiply
    145,680.33x = 201,095.28 × 113,859.48
  4. Step 4: Simplify right side
    145,680.33x = 22,896,604,011.25
  5. Step 5: Solve for x
    x = 22,896,604,011.25/145,680.33
  6. Step 6: Final answer
    x = 157,170.18

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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.