Home / 110,455.12-152,431.74-62,065.60

Finding the Fourth Proportional to 110,455.12, 152,431.74 and 62,065.60

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Solution

The fourth proportional to 110,455.12, 152,431.74 and 62,065.60 is: 85,652.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,455.12 : 152,431.74 = 62,065.60 : x
  2. Step 2: Convert to fraction form
    110,455.12/152,431.74 = 62,065.60/x
  3. Step 3: Cross multiply
    110,455.12x = 152,431.74 × 62,065.60
  4. Step 4: Simplify right side
    110,455.12x = 9,460,767,402.14
  5. Step 5: Solve for x
    x = 9,460,767,402.14/110,455.12
  6. Step 6: Final answer
    x = 85,652.59

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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.