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Finding the Fourth Proportional to 70,698.48, 97,491.60 and 46,816.44

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Solution

The fourth proportional to 70,698.48, 97,491.60 and 46,816.44 is: 64,558.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,698.48 : 97,491.60 = 46,816.44 : x
  2. Step 2: Convert to fraction form
    70,698.48/97,491.60 = 46,816.44/x
  3. Step 3: Cross multiply
    70,698.48x = 97,491.60 × 46,816.44
  4. Step 4: Simplify right side
    70,698.48x = 4,564,209,641.90
  5. Step 5: Solve for x
    x = 4,564,209,641.90/70,698.48
  6. Step 6: Final answer
    x = 64,558.81

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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.