Home / 64,603.08-89,159.64-35,925.60

Finding the Fourth Proportional to 64,603.08, 89,159.64 and 35,925.60

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Solution

The fourth proportional to 64,603.08, 89,159.64 and 35,925.60 is: 49,581.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,603.08 : 89,159.64 = 35,925.60 : x
  2. Step 2: Convert to fraction form
    64,603.08/89,159.64 = 35,925.60/x
  3. Step 3: Cross multiply
    64,603.08x = 89,159.64 × 35,925.60
  4. Step 4: Simplify right side
    64,603.08x = 3,203,113,562.78
  5. Step 5: Solve for x
    x = 3,203,113,562.78/64,603.08
  6. Step 6: Final answer
    x = 49,581.44

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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.