Home / 94,731.08-130,671.51-56,465.13

Finding the Fourth Proportional to 94,731.08, 130,671.51 and 56,465.13

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Solution

The fourth proportional to 94,731.08, 130,671.51 and 56,465.13 is: 77,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,731.08 : 130,671.51 = 56,465.13 : x
  2. Step 2: Convert to fraction form
    94,731.08/130,671.51 = 56,465.13/x
  3. Step 3: Cross multiply
    94,731.08x = 130,671.51 × 56,465.13
  4. Step 4: Simplify right side
    94,731.08x = 7,378,383,799.45
  5. Step 5: Solve for x
    x = 7,378,383,799.45/94,731.08
  6. Step 6: Final answer
    x = 77,887.68

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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.