Home / 77,577.07-107,056.45-44,043.07

Finding the Fourth Proportional to 77,577.07, 107,056.45 and 44,043.07

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Solution

The fourth proportional to 77,577.07, 107,056.45 and 44,043.07 is: 60,779.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,577.07 : 107,056.45 = 44,043.07 : x
  2. Step 2: Convert to fraction form
    77,577.07/107,056.45 = 44,043.07/x
  3. Step 3: Cross multiply
    77,577.07x = 107,056.45 × 44,043.07
  4. Step 4: Simplify right side
    77,577.07x = 4,715,094,186.02
  5. Step 5: Solve for x
    x = 4,715,094,186.02/77,577.07
  6. Step 6: Final answer
    x = 60,779.49

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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.