Home / 56,967.71-78,637.23-50,988.69

Finding the Fourth Proportional to 56,967.71, 78,637.23 and 50,988.69

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Solution

The fourth proportional to 56,967.71, 78,637.23 and 50,988.69 is: 70,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,967.71 : 78,637.23 = 50,988.69 : x
  2. Step 2: Convert to fraction form
    56,967.71/78,637.23 = 50,988.69/x
  3. Step 3: Cross multiply
    56,967.71x = 78,637.23 × 50,988.69
  4. Step 4: Simplify right side
    56,967.71x = 4,009,609,342.93
  5. Step 5: Solve for x
    x = 4,009,609,342.93/56,967.71
  6. Step 6: Final answer
    x = 70,383.90

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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.