Home / 89,905,000.86-124,068,901.59-48,651,893.64

Finding the Fourth Proportional to 89,905,000.86, 124,068,901.59 and 48,651,893.64

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Solution

The fourth proportional to 89,905,000.86, 124,068,901.59 and 48,651,893.64 is: 67,139,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,905,000.86 : 124,068,901.59 = 48,651,893.64 : x
  2. Step 2: Convert to fraction form
    89,905,000.86/124,068,901.59 = 48,651,893.64/x
  3. Step 3: Cross multiply
    89,905,000.86x = 124,068,901.59 × 48,651,893.64
  4. Step 4: Simplify right side
    89,905,000.86x = 6,036,187,004,188,307
  5. Step 5: Solve for x
    x = 6,036,187,004,188,307/89,905,000.86
  6. Step 6: Final answer
    x = 67,139,613.44

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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.