Home / 62,421.40-93,632.10-48,424.60

Finding the Fourth Proportional to 62,421.40, 93,632.10 and 48,424.60

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Solution

The fourth proportional to 62,421.40, 93,632.10 and 48,424.60 is: 72,636.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,421.40 : 93,632.10 = 48,424.60 : x
  2. Step 2: Convert to fraction form
    62,421.40/93,632.10 = 48,424.60/x
  3. Step 3: Cross multiply
    62,421.40x = 93,632.10 × 48,424.60
  4. Step 4: Simplify right side
    62,421.40x = 4,534,096,989.66
  5. Step 5: Solve for x
    x = 4,534,096,989.66/62,421.40
  6. Step 6: Final answer
    x = 72,636.90

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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.