Home / 89,437,102.56-134,155,684.80-28,031,025.60

Finding the Fourth Proportional to 89,437,102.56, 134,155,684.80 and 28,031,025.60

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Solution

The fourth proportional to 89,437,102.56, 134,155,684.80 and 28,031,025.60 is: 42,046,548.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,437,102.56 : 134,155,684.80 = 28,031,025.60 : x
  2. Step 2: Convert to fraction form
    89,437,102.56/134,155,684.80 = 28,031,025.60/x
  3. Step 3: Cross multiply
    89,437,102.56x = 134,155,684.80 × 28,031,025.60
  4. Step 4: Simplify right side
    89,437,102.56x = 3,760,521,435,014,331
  5. Step 5: Solve for x
    x = 3,760,521,435,014,331/89,437,102.56
  6. Step 6: Final answer
    x = 42,046,548.10

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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.