Home / 158,858.10-238,222.35-53,622.90

Finding the Fourth Proportional to 158,858.10, 238,222.35 and 53,622.90

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Solution

The fourth proportional to 158,858.10, 238,222.35 and 53,622.90 is: 80,412.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,858.10 : 238,222.35 = 53,622.90 : x
  2. Step 2: Convert to fraction form
    158,858.10/238,222.35 = 53,622.90/x
  3. Step 3: Cross multiply
    158,858.10x = 238,222.35 × 53,622.90
  4. Step 4: Simplify right side
    158,858.10x = 12,774,173,251.82
  5. Step 5: Solve for x
    x = 12,774,173,251.82/158,858.10
  6. Step 6: Final answer
    x = 80,412.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.