Home / 70,600.10-97,438.32-42,308.42

Finding the Fourth Proportional to 70,600.10, 97,438.32 and 42,308.42

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Solution

The fourth proportional to 70,600.10, 97,438.32 and 42,308.42 is: 58,391.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,600.10 : 97,438.32 = 42,308.42 : x
  2. Step 2: Convert to fraction form
    70,600.10/97,438.32 = 42,308.42/x
  3. Step 3: Cross multiply
    70,600.10x = 97,438.32 × 42,308.42
  4. Step 4: Simplify right side
    70,600.10x = 4,122,461,366.65
  5. Step 5: Solve for x
    x = 4,122,461,366.65/70,600.10
  6. Step 6: Final answer
    x = 58,391.72

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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.