Home / 64,848.30-97,272.45-47,133.60

Finding the Fourth Proportional to 64,848.30, 97,272.45 and 47,133.60

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Solution

The fourth proportional to 64,848.30, 97,272.45 and 47,133.60 is: 70,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,848.30 : 97,272.45 = 47,133.60 : x
  2. Step 2: Convert to fraction form
    64,848.30/97,272.45 = 47,133.60/x
  3. Step 3: Cross multiply
    64,848.30x = 97,272.45 × 47,133.60
  4. Step 4: Simplify right side
    64,848.30x = 4,584,800,749.32
  5. Step 5: Solve for x
    x = 4,584,800,749.32/64,848.30
  6. Step 6: Final answer
    x = 70,700.40

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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.