Home / 64,628.48-89,181.60-35,946.92

Finding the Fourth Proportional to 64,628.48, 89,181.60 and 35,946.92

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Solution

The fourth proportional to 64,628.48, 89,181.60 and 35,946.92 is: 49,603.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,628.48 : 89,181.60 = 35,946.92 : x
  2. Step 2: Convert to fraction form
    64,628.48/89,181.60 = 35,946.92/x
  3. Step 3: Cross multiply
    64,628.48x = 89,181.60 × 35,946.92
  4. Step 4: Simplify right side
    64,628.48x = 3,205,803,840.67
  5. Step 5: Solve for x
    x = 3,205,803,840.67/64,628.48
  6. Step 6: Final answer
    x = 49,603.58

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1.5x scale

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.