Home / 64,831.11-89,344.80-46,895.70

Finding the Fourth Proportional to 64,831.11, 89,344.80 and 46,895.70

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Solution

The fourth proportional to 64,831.11, 89,344.80 and 46,895.70 is: 64,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,831.11 : 89,344.80 = 46,895.70 : x
  2. Step 2: Convert to fraction form
    64,831.11/89,344.80 = 46,895.70/x
  3. Step 3: Cross multiply
    64,831.11x = 89,344.80 × 46,895.70
  4. Step 4: Simplify right side
    64,831.11x = 4,189,886,937.36
  5. Step 5: Solve for x
    x = 4,189,886,937.36/64,831.11
  6. Step 6: Final answer
    x = 64,627.72

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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.