Home / 308,064.03-462,071.73-97,703.79

Finding the Fourth Proportional to 308,064.03, 462,071.73 and 97,703.79

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Solution

The fourth proportional to 308,064.03, 462,071.73 and 97,703.79 is: 146,547.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,064.03 : 462,071.73 = 97,703.79 : x
  2. Step 2: Convert to fraction form
    308,064.03/462,071.73 = 97,703.79/x
  3. Step 3: Cross multiply
    308,064.03x = 462,071.73 × 97,703.79
  4. Step 4: Simplify right side
    308,064.03x = 45,146,159,272.86
  5. Step 5: Solve for x
    x = 45,146,159,272.86/308,064.03
  6. Step 6: Final answer
    x = 146,547.97

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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.