Home / 94,070.04-129,816.66-56,366.12

Finding the Fourth Proportional to 94,070.04, 129,816.66 and 56,366.12

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Solution

The fourth proportional to 94,070.04, 129,816.66 and 56,366.12 is: 77,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,070.04 : 129,816.66 = 56,366.12 : x
  2. Step 2: Convert to fraction form
    94,070.04/129,816.66 = 56,366.12/x
  3. Step 3: Cross multiply
    94,070.04x = 129,816.66 × 56,366.12
  4. Step 4: Simplify right side
    94,070.04x = 7,317,261,435.56
  5. Step 5: Solve for x
    x = 7,317,261,435.56/94,070.04
  6. Step 6: Final answer
    x = 77,785.25

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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.