Home / 46,831.20-70,246.80-46,539.60

Finding the Fourth Proportional to 46,831.20, 70,246.80 and 46,539.60

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Solution

The fourth proportional to 46,831.20, 70,246.80 and 46,539.60 is: 69,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,831.20 : 70,246.80 = 46,539.60 : x
  2. Step 2: Convert to fraction form
    46,831.20/70,246.80 = 46,539.60/x
  3. Step 3: Cross multiply
    46,831.20x = 70,246.80 × 46,539.60
  4. Step 4: Simplify right side
    46,831.20x = 3,269,257,973.28
  5. Step 5: Solve for x
    x = 3,269,257,973.28/46,831.20
  6. Step 6: Final answer
    x = 69,809.40

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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.