Home / 145,729.08-218,626.56-44,536.32

Finding the Fourth Proportional to 145,729.08, 218,626.56 and 44,536.32

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Solution

The fourth proportional to 145,729.08, 218,626.56 and 44,536.32 is: 66,814.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,729.08 : 218,626.56 = 44,536.32 : x
  2. Step 2: Convert to fraction form
    145,729.08/218,626.56 = 44,536.32/x
  3. Step 3: Cross multiply
    145,729.08x = 218,626.56 × 44,536.32
  4. Step 4: Simplify right side
    145,729.08x = 9,736,822,436.66
  5. Step 5: Solve for x
    x = 9,736,822,436.66/145,729.08
  6. Step 6: Final answer
    x = 66,814.55

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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.