Home / 112,153.62-155,440.17-110,054.10

Finding the Fourth Proportional to 112,153.62, 155,440.17 and 110,054.10

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Solution

The fourth proportional to 112,153.62, 155,440.17 and 110,054.10 is: 152,530.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,153.62 : 155,440.17 = 110,054.10 : x
  2. Step 2: Convert to fraction form
    112,153.62/155,440.17 = 110,054.10/x
  3. Step 3: Cross multiply
    112,153.62x = 155,440.17 × 110,054.10
  4. Step 4: Simplify right side
    112,153.62x = 17,106,828,013.20
  5. Step 5: Solve for x
    x = 17,106,828,013.20/112,153.62
  6. Step 6: Final answer
    x = 152,530.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.