Home / 77,051.74-106,331.08-43,060.22

Finding the Fourth Proportional to 77,051.74, 106,331.08 and 43,060.22

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Solution

The fourth proportional to 77,051.74, 106,331.08 and 43,060.22 is: 59,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,051.74 : 106,331.08 = 43,060.22 : x
  2. Step 2: Convert to fraction form
    77,051.74/106,331.08 = 43,060.22/x
  3. Step 3: Cross multiply
    77,051.74x = 106,331.08 × 43,060.22
  4. Step 4: Simplify right side
    77,051.74x = 4,578,639,697.64
  5. Step 5: Solve for x
    x = 4,578,639,697.64/77,051.74
  6. Step 6: Final answer
    x = 59,422.92

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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.