Home / 94,916,306.41-142,297,841.61-87,254,915.48

Finding the Fourth Proportional to 94,916,306.41, 142,297,841.61 and 87,254,915.48

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Solution

The fourth proportional to 94,916,306.41, 142,297,841.61 and 87,254,915.48 is: 130,811,939.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,916,306.41 : 142,297,841.61 = 87,254,915.48 : x
  2. Step 2: Convert to fraction form
    94,916,306.41/142,297,841.61 = 87,254,915.48/x
  3. Step 3: Cross multiply
    94,916,306.41x = 142,297,841.61 × 87,254,915.48
  4. Step 4: Simplify right side
    94,916,306.41x = 12,416,186,142,666,978
  5. Step 5: Solve for x
    x = 12,416,186,142,666,978/94,916,306.41
  6. Step 6: Final answer
    x = 130,811,939.62

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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.