Home / 64,528.86-96,637.53-38,809.23

Finding the Fourth Proportional to 64,528.86, 96,637.53 and 38,809.23

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Solution

The fourth proportional to 64,528.86, 96,637.53 and 38,809.23 is: 58,120.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,528.86 : 96,637.53 = 38,809.23 : x
  2. Step 2: Convert to fraction form
    64,528.86/96,637.53 = 38,809.23/x
  3. Step 3: Cross multiply
    64,528.86x = 96,637.53 × 38,809.23
  4. Step 4: Simplify right side
    64,528.86x = 3,750,428,128.40
  5. Step 5: Solve for x
    x = 3,750,428,128.40/64,528.86
  6. Step 6: Final answer
    x = 58,120.17

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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.