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Finding the Fourth Proportional to 64,444.99, 96,663.63 and 38,316.01

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Solution

The fourth proportional to 64,444.99, 96,663.63 and 38,316.01 is: 57,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,444.99 : 96,663.63 = 38,316.01 : x
  2. Step 2: Convert to fraction form
    64,444.99/96,663.63 = 38,316.01/x
  3. Step 3: Cross multiply
    64,444.99x = 96,663.63 × 38,316.01
  4. Step 4: Simplify right side
    64,444.99x = 3,703,764,130.40
  5. Step 5: Solve for x
    x = 3,703,764,130.40/64,444.99
  6. Step 6: Final answer
    x = 57,471.72

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1.5x scale

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.