Home / 107,070.16-160,598.76-28,182.64

Finding the Fourth Proportional to 107,070.16, 160,598.76 and 28,182.64

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Solution

The fourth proportional to 107,070.16, 160,598.76 and 28,182.64 is: 42,272.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,070.16 : 160,598.76 = 28,182.64 : x
  2. Step 2: Convert to fraction form
    107,070.16/160,598.76 = 28,182.64/x
  3. Step 3: Cross multiply
    107,070.16x = 160,598.76 × 28,182.64
  4. Step 4: Simplify right side
    107,070.16x = 4,526,097,037.53
  5. Step 5: Solve for x
    x = 4,526,097,037.53/107,070.16
  6. Step 6: Final answer
    x = 42,272.25

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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.