Home / 70,489.02-97,273.98-38,657.64

Finding the Fourth Proportional to 70,489.02, 97,273.98 and 38,657.64

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Solution

The fourth proportional to 70,489.02, 97,273.98 and 38,657.64 is: 53,347.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,489.02 : 97,273.98 = 38,657.64 : x
  2. Step 2: Convert to fraction form
    70,489.02/97,273.98 = 38,657.64/x
  3. Step 3: Cross multiply
    70,489.02x = 97,273.98 × 38,657.64
  4. Step 4: Simplify right side
    70,489.02x = 3,760,382,500.21
  5. Step 5: Solve for x
    x = 3,760,382,500.21/70,489.02
  6. Step 6: Final answer
    x = 53,347.07

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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.