Home / 64,570.08-96,646.80-33,362.40

Finding the Fourth Proportional to 64,570.08, 96,646.80 and 33,362.40

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Solution

The fourth proportional to 64,570.08, 96,646.80 and 33,362.40 is: 49,935.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,570.08 : 96,646.80 = 33,362.40 : x
  2. Step 2: Convert to fraction form
    64,570.08/96,646.80 = 33,362.40/x
  3. Step 3: Cross multiply
    64,570.08x = 96,646.80 × 33,362.40
  4. Step 4: Simplify right side
    64,570.08x = 3,224,369,200.32
  5. Step 5: Solve for x
    x = 3,224,369,200.32/64,570.08
  6. Step 6: Final answer
    x = 49,935.96

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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.