Home / 48,157.86-66,320.04-34,707.81

Finding the Fourth Proportional to 48,157.86, 66,320.04 and 34,707.81

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Solution

The fourth proportional to 48,157.86, 66,320.04 and 34,707.81 is: 47,797.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,157.86 : 66,320.04 = 34,707.81 : x
  2. Step 2: Convert to fraction form
    48,157.86/66,320.04 = 34,707.81/x
  3. Step 3: Cross multiply
    48,157.86x = 66,320.04 × 34,707.81
  4. Step 4: Simplify right side
    48,157.86x = 2,301,823,347.51
  5. Step 5: Solve for x
    x = 2,301,823,347.51/48,157.86
  6. Step 6: Final answer
    x = 47,797.46

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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.