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Finding the Fourth Proportional to 64,495.04, 89,001.99 and 35,814.76

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Solution

The fourth proportional to 64,495.04, 89,001.99 and 35,814.76 is: 49,423.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,495.04 : 89,001.99 = 35,814.76 : x
  2. Step 2: Convert to fraction form
    64,495.04/89,001.99 = 35,814.76/x
  3. Step 3: Cross multiply
    64,495.04x = 89,001.99 × 35,814.76
  4. Step 4: Simplify right side
    64,495.04x = 3,187,584,688.87
  5. Step 5: Solve for x
    x = 3,187,584,688.87/64,495.04
  6. Step 6: Final answer
    x = 49,423.72

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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.