Home / 64,823.70-97,235.55-42,705.30

Finding the Fourth Proportional to 64,823.70, 97,235.55 and 42,705.30

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Solution

The fourth proportional to 64,823.70, 97,235.55 and 42,705.30 is: 64,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,823.70 : 97,235.55 = 42,705.30 : x
  2. Step 2: Convert to fraction form
    64,823.70/97,235.55 = 42,705.30/x
  3. Step 3: Cross multiply
    64,823.70x = 97,235.55 × 42,705.30
  4. Step 4: Simplify right side
    64,823.70x = 4,152,473,333.42
  5. Step 5: Solve for x
    x = 4,152,473,333.42/64,823.70
  6. Step 6: Final answer
    x = 64,057.95

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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.