Home / 66,900.13-92,322.12-36,685.93

Finding the Fourth Proportional to 66,900.13, 92,322.12 and 36,685.93

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Solution

The fourth proportional to 66,900.13, 92,322.12 and 36,685.93 is: 50,626.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,900.13 : 92,322.12 = 36,685.93 : x
  2. Step 2: Convert to fraction form
    66,900.13/92,322.12 = 36,685.93/x
  3. Step 3: Cross multiply
    66,900.13x = 92,322.12 × 36,685.93
  4. Step 4: Simplify right side
    66,900.13x = 3,386,922,831.77
  5. Step 5: Solve for x
    x = 3,386,922,831.77/66,900.13
  6. Step 6: Final answer
    x = 50,626.55

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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.