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Finding the Fourth Proportional to 60,368.83, 90,146.59 and 49,297.15

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Solution

The fourth proportional to 60,368.83, 90,146.59 and 49,297.15 is: 73,613.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,368.83 : 90,146.59 = 49,297.15 : x
  2. Step 2: Convert to fraction form
    60,368.83/90,146.59 = 49,297.15/x
  3. Step 3: Cross multiply
    60,368.83x = 90,146.59 × 49,297.15
  4. Step 4: Simplify right side
    60,368.83x = 4,443,969,969.22
  5. Step 5: Solve for x
    x = 4,443,969,969.22/60,368.83
  6. Step 6: Final answer
    x = 73,613.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.