Home / 91,756,101.78-137,634,523.77-37,169,719.77

Finding the Fourth Proportional to 91,756,101.78, 137,634,523.77 and 37,169,719.77

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Solution

The fourth proportional to 91,756,101.78, 137,634,523.77 and 37,169,719.77 is: 55,754,729.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,756,101.78 : 137,634,523.77 = 37,169,719.77 : x
  2. Step 2: Convert to fraction form
    91,756,101.78/137,634,523.77 = 37,169,719.77/x
  3. Step 3: Cross multiply
    91,756,101.78x = 137,634,523.77 × 37,169,719.77
  4. Step 4: Simplify right side
    91,756,101.78x = 5,115,836,679,208,305
  5. Step 5: Solve for x
    x = 5,115,836,679,208,305/91,756,101.78
  6. Step 6: Final answer
    x = 55,754,729.98

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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.