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Finding the Fourth Proportional to 46,831.80, 70,101.90 and 27,051.60

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Solution

The fourth proportional to 46,831.80, 70,101.90 and 27,051.60 is: 40,493.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,831.80 : 70,101.90 = 27,051.60 : x
  2. Step 2: Convert to fraction form
    46,831.80/70,101.90 = 27,051.60/x
  3. Step 3: Cross multiply
    46,831.80x = 70,101.90 × 27,051.60
  4. Step 4: Simplify right side
    46,831.80x = 1,896,368,558.04
  5. Step 5: Solve for x
    x = 1,896,368,558.04/46,831.80
  6. Step 6: Final answer
    x = 40,493.18

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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.