Home / 147,946.32-204,169.55-89,803.71

Finding the Fourth Proportional to 147,946.32, 204,169.55 and 89,803.71

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Solution

The fourth proportional to 147,946.32, 204,169.55 and 89,803.71 is: 123,931.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,946.32 : 204,169.55 = 89,803.71 : x
  2. Step 2: Convert to fraction form
    147,946.32/204,169.55 = 89,803.71/x
  3. Step 3: Cross multiply
    147,946.32x = 204,169.55 × 89,803.71
  4. Step 4: Simplify right side
    147,946.32x = 18,335,182,610.01
  5. Step 5: Solve for x
    x = 18,335,182,610.01/147,946.32
  6. Step 6: Final answer
    x = 123,931.32

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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.