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Finding the Fourth Proportional to 64,442.24, 88,931.02 and 35,762.44

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Solution

The fourth proportional to 64,442.24, 88,931.02 and 35,762.44 is: 49,352.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,442.24 : 88,931.02 = 35,762.44 : x
  2. Step 2: Convert to fraction form
    64,442.24/88,931.02 = 35,762.44/x
  3. Step 3: Cross multiply
    64,442.24x = 88,931.02 × 35,762.44
  4. Step 4: Simplify right side
    64,442.24x = 3,180,390,266.89
  5. Step 5: Solve for x
    x = 3,180,390,266.89/64,442.24
  6. Step 6: Final answer
    x = 49,352.57

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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.