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Finding the Fourth Proportional to 70,049.04, 96,773 and 45,907.32

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Solution

The fourth proportional to 70,049.04, 96,773 and 45,907.32 is: 63,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,049.04 : 96,773 = 45,907.32 : x
  2. Step 2: Convert to fraction form
    70,049.04/96,773 = 45,907.32/x
  3. Step 3: Cross multiply
    70,049.04x = 96,773 × 45,907.32
  4. Step 4: Simplify right side
    70,049.04x = 4,442,589,078.36
  5. Step 5: Solve for x
    x = 4,442,589,078.36/70,049.04
  6. Step 6: Final answer
    x = 63,421.13

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1.5x scale

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.