Home / 50,985.51-76,526.93-31,302.51

Finding the Fourth Proportional to 50,985.51, 76,526.93 and 31,302.51

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Solution

The fourth proportional to 50,985.51, 76,526.93 and 31,302.51 is: 46,983.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,985.51 : 76,526.93 = 31,302.51 : x
  2. Step 2: Convert to fraction form
    50,985.51/76,526.93 = 31,302.51/x
  3. Step 3: Cross multiply
    50,985.51x = 76,526.93 × 31,302.51
  4. Step 4: Simplify right side
    50,985.51x = 2,395,484,835.08
  5. Step 5: Solve for x
    x = 2,395,484,835.08/50,985.51
  6. Step 6: Final answer
    x = 46,983.64

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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.