Home / 64,929.60-97,394.40-53,265.60

Finding the Fourth Proportional to 64,929.60, 97,394.40 and 53,265.60

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Solution

The fourth proportional to 64,929.60, 97,394.40 and 53,265.60 is: 79,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,929.60 : 97,394.40 = 53,265.60 : x
  2. Step 2: Convert to fraction form
    64,929.60/97,394.40 = 53,265.60/x
  3. Step 3: Cross multiply
    64,929.60x = 97,394.40 × 53,265.60
  4. Step 4: Simplify right side
    64,929.60x = 5,187,771,152.64
  5. Step 5: Solve for x
    x = 5,187,771,152.64/64,929.60
  6. Step 6: Final answer
    x = 79,898.40

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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.