Home / 76,646.02-105,755.35-44,808.77

Finding the Fourth Proportional to 76,646.02, 105,755.35 and 44,808.77

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Solution

The fourth proportional to 76,646.02, 105,755.35 and 44,808.77 is: 61,826.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,646.02 : 105,755.35 = 44,808.77 : x
  2. Step 2: Convert to fraction form
    76,646.02/105,755.35 = 44,808.77/x
  3. Step 3: Cross multiply
    76,646.02x = 105,755.35 × 44,808.77
  4. Step 4: Simplify right side
    76,646.02x = 4,738,767,154.42
  5. Step 5: Solve for x
    x = 4,738,767,154.42/76,646.02
  6. Step 6: Final answer
    x = 61,826.66

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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.