Home / 112,152.12-155,438.09-110,052.60

Finding the Fourth Proportional to 112,152.12, 155,438.09 and 110,052.60

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Solution

The fourth proportional to 112,152.12, 155,438.09 and 110,052.60 is: 152,528.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,152.12 : 155,438.09 = 110,052.60 : x
  2. Step 2: Convert to fraction form
    112,152.12/155,438.09 = 110,052.60/x
  3. Step 3: Cross multiply
    112,152.12x = 155,438.09 × 110,052.60
  4. Step 4: Simplify right side
    112,152.12x = 17,106,365,393.27
  5. Step 5: Solve for x
    x = 17,106,365,393.27/112,152.12
  6. Step 6: Final answer
    x = 152,528.24

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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.