Home / 74,688.10-103,065.69-46,393.22

Finding the Fourth Proportional to 74,688.10, 103,065.69 and 46,393.22

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Solution

The fourth proportional to 74,688.10, 103,065.69 and 46,393.22 is: 64,020.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,688.10 : 103,065.69 = 46,393.22 : x
  2. Step 2: Convert to fraction form
    74,688.10/103,065.69 = 46,393.22/x
  3. Step 3: Cross multiply
    74,688.10x = 103,065.69 × 46,393.22
  4. Step 4: Simplify right side
    74,688.10x = 4,781,549,230.62
  5. Step 5: Solve for x
    x = 4,781,549,230.62/74,688.10
  6. Step 6: Final answer
    x = 64,020.23

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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.