Home / 97,613.86-146,457.24-38,490.75

Finding the Fourth Proportional to 97,613.86, 146,457.24 and 38,490.75

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Solution

The fourth proportional to 97,613.86, 146,457.24 and 38,490.75 is: 57,750.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,613.86 : 146,457.24 = 38,490.75 : x
  2. Step 2: Convert to fraction form
    97,613.86/146,457.24 = 38,490.75/x
  3. Step 3: Cross multiply
    97,613.86x = 146,457.24 × 38,490.75
  4. Step 4: Simplify right side
    97,613.86x = 5,637,249,010.53
  5. Step 5: Solve for x
    x = 5,637,249,010.53/97,613.86
  6. Step 6: Final answer
    x = 57,750.50

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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.