Home / 113,880,473.56-157,155,205.06-61,669,599.24

Finding the Fourth Proportional to 113,880,473.56, 157,155,205.06 and 61,669,599.24

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Solution

The fourth proportional to 113,880,473.56, 157,155,205.06 and 61,669,599.24 is: 85,104,129.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,880,473.56 : 157,155,205.06 = 61,669,599.24 : x
  2. Step 2: Convert to fraction form
    113,880,473.56/157,155,205.06 = 61,669,599.24/x
  3. Step 3: Cross multiply
    113,880,473.56x = 157,155,205.06 × 61,669,599.24
  4. Step 4: Simplify right side
    113,880,473.56x = 9,691,698,514,530,220
  5. Step 5: Solve for x
    x = 9,691,698,514,530,220/113,880,473.56
  6. Step 6: Final answer
    x = 85,104,129.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.