Home / 115,337.04-159,166.26-64,349.34

Finding the Fourth Proportional to 115,337.04, 159,166.26 and 64,349.34

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Solution

The fourth proportional to 115,337.04, 159,166.26 and 64,349.34 is: 88,802.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,337.04 : 159,166.26 = 64,349.34 : x
  2. Step 2: Convert to fraction form
    115,337.04/159,166.26 = 64,349.34/x
  3. Step 3: Cross multiply
    115,337.04x = 159,166.26 × 64,349.34
  4. Step 4: Simplify right side
    115,337.04x = 10,242,243,781.27
  5. Step 5: Solve for x
    x = 10,242,243,781.27/115,337.04
  6. Step 6: Final answer
    x = 88,802.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.