Home / 103,243,023.46-142,505,458.95-67,484,658.70

Finding the Fourth Proportional to 103,243,023.46, 142,505,458.95 and 67,484,658.70

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Solution

The fourth proportional to 103,243,023.46, 142,505,458.95 and 67,484,658.70 is: 93,148,495.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,243,023.46 : 142,505,458.95 = 67,484,658.70 : x
  2. Step 2: Convert to fraction form
    103,243,023.46/142,505,458.95 = 67,484,658.70/x
  3. Step 3: Cross multiply
    103,243,023.46x = 142,505,458.95 × 67,484,658.70
  4. Step 4: Simplify right side
    103,243,023.46x = 9,616,932,260,127,610
  5. Step 5: Solve for x
    x = 9,616,932,260,127,610/103,243,023.46
  6. Step 6: Final answer
    x = 93,148,495.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.