Home / 94,065.04-129,829.80-56,361.16

Finding the Fourth Proportional to 94,065.04, 129,829.80 and 56,361.16

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Solution

The fourth proportional to 94,065.04, 129,829.80 and 56,361.16 is: 77,790.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,065.04 : 129,829.80 = 56,361.16 : x
  2. Step 2: Convert to fraction form
    94,065.04/129,829.80 = 56,361.16/x
  3. Step 3: Cross multiply
    94,065.04x = 129,829.80 × 56,361.16
  4. Step 4: Simplify right side
    94,065.04x = 7,317,358,130.57
  5. Step 5: Solve for x
    x = 7,317,358,130.57/94,065.04
  6. Step 6: Final answer
    x = 77,790.41

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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.