Home / 112,746.60-155,275.38-110,297.16

Finding the Fourth Proportional to 112,746.60, 155,275.38 and 110,297.16

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Solution

The fourth proportional to 112,746.60, 155,275.38 and 110,297.16 is: 151,901.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,746.60 : 155,275.38 = 110,297.16 : x
  2. Step 2: Convert to fraction form
    112,746.60/155,275.38 = 110,297.16/x
  3. Step 3: Cross multiply
    112,746.60x = 155,275.38 × 110,297.16
  4. Step 4: Simplify right side
    112,746.60x = 17,126,433,431.92
  5. Step 5: Solve for x
    x = 17,126,433,431.92/112,746.60
  6. Step 6: Final answer
    x = 151,901.99

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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.