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Finding the Fourth Proportional to 70,543.59, 97,431.01 and 46,452.26

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Solution

The fourth proportional to 70,543.59, 97,431.01 and 46,452.26 is: 64,157.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,543.59 : 97,431.01 = 46,452.26 : x
  2. Step 2: Convert to fraction form
    70,543.59/97,431.01 = 46,452.26/x
  3. Step 3: Cross multiply
    70,543.59x = 97,431.01 × 46,452.26
  4. Step 4: Simplify right side
    70,543.59x = 4,525,890,641.64
  5. Step 5: Solve for x
    x = 4,525,890,641.64/70,543.59
  6. Step 6: Final answer
    x = 64,157.36

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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.