Home / 112,463.37-155,315.67-97,283.16

Finding the Fourth Proportional to 112,463.37, 155,315.67 and 97,283.16

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Solution

The fourth proportional to 112,463.37, 155,315.67 and 97,283.16 is: 134,351.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,463.37 : 155,315.67 = 97,283.16 : x
  2. Step 2: Convert to fraction form
    112,463.37/155,315.67 = 97,283.16/x
  3. Step 3: Cross multiply
    112,463.37x = 155,315.67 × 97,283.16
  4. Step 4: Simplify right side
    112,463.37x = 15,109,599,175.12
  5. Step 5: Solve for x
    x = 15,109,599,175.12/112,463.37
  6. Step 6: Final answer
    x = 134,351.29

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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.