Home / 64,830.50-97,257.52-31,550.58

Finding the Fourth Proportional to 64,830.50, 97,257.52 and 31,550.58

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Solution

The fourth proportional to 64,830.50, 97,257.52 and 31,550.58 is: 47,331.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,830.50 : 97,257.52 = 31,550.58 : x
  2. Step 2: Convert to fraction form
    64,830.50/97,257.52 = 31,550.58/x
  3. Step 3: Cross multiply
    64,830.50x = 97,257.52 × 31,550.58
  4. Step 4: Simplify right side
    64,830.50x = 3,068,531,165.36
  5. Step 5: Solve for x
    x = 3,068,531,165.36/64,830.50
  6. Step 6: Final answer
    x = 47,331.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.