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Finding the Fourth Proportional to 70,334.96, 97,078.76 and 46,462.64

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Solution

The fourth proportional to 70,334.96, 97,078.76 and 46,462.64 is: 64,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,334.96 : 97,078.76 = 46,462.64 : x
  2. Step 2: Convert to fraction form
    70,334.96/97,078.76 = 46,462.64/x
  3. Step 3: Cross multiply
    70,334.96x = 97,078.76 × 46,462.64
  4. Step 4: Simplify right side
    70,334.96x = 4,510,535,477.53
  5. Step 5: Solve for x
    x = 4,510,535,477.53/70,334.96
  6. Step 6: Final answer
    x = 64,129.35

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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.