Home / 88,142,007.10-132,213,010.65-87,575,136.70

Finding the Fourth Proportional to 88,142,007.10, 132,213,010.65 and 87,575,136.70

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Solution

The fourth proportional to 88,142,007.10, 132,213,010.65 and 87,575,136.70 is: 131,362,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,142,007.10 : 132,213,010.65 = 87,575,136.70 : x
  2. Step 2: Convert to fraction form
    88,142,007.10/132,213,010.65 = 87,575,136.70/x
  3. Step 3: Cross multiply
    88,142,007.10x = 132,213,010.65 × 87,575,136.70
  4. Step 4: Simplify right side
    88,142,007.10x = 11,578,572,481,192,306
  5. Step 5: Solve for x
    x = 11,578,572,481,192,306/88,142,007.10
  6. Step 6: Final answer
    x = 131,362,705.05

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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.