Home / 48,412.32-72,740.64-46,444.08

Finding the Fourth Proportional to 48,412.32, 72,740.64 and 46,444.08

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Solution

The fourth proportional to 48,412.32, 72,740.64 and 46,444.08 is: 69,783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,412.32 : 72,740.64 = 46,444.08 : x
  2. Step 2: Convert to fraction form
    48,412.32/72,740.64 = 46,444.08/x
  3. Step 3: Cross multiply
    48,412.32x = 72,740.64 × 46,444.08
  4. Step 4: Simplify right side
    48,412.32x = 3,378,372,103.41
  5. Step 5: Solve for x
    x = 3,378,372,103.41/48,412.32
  6. Step 6: Final answer
    x = 69,783.31

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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.