Home / 92,318,875.22-126,732,916.71-79,243,434.02

Finding the Fourth Proportional to 92,318,875.22, 126,732,916.71 and 79,243,434.02

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Solution

The fourth proportional to 92,318,875.22, 126,732,916.71 and 79,243,434.02 is: 108,783,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,318,875.22 : 126,732,916.71 = 79,243,434.02 : x
  2. Step 2: Convert to fraction form
    92,318,875.22/126,732,916.71 = 79,243,434.02/x
  3. Step 3: Cross multiply
    92,318,875.22x = 126,732,916.71 × 79,243,434.02
  4. Step 4: Simplify right side
    92,318,875.22x = 10,042,751,523,074,822
  5. Step 5: Solve for x
    x = 10,042,751,523,074,822/92,318,875.22
  6. Step 6: Final answer
    x = 108,783,295.93

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.