Home / 134,759.40-185,827.28-93,970.95

Finding the Fourth Proportional to 134,759.40, 185,827.28 and 93,970.95

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Solution

The fourth proportional to 134,759.40, 185,827.28 and 93,970.95 is: 129,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,759.40 : 185,827.28 = 93,970.95 : x
  2. Step 2: Convert to fraction form
    134,759.40/185,827.28 = 93,970.95/x
  3. Step 3: Cross multiply
    134,759.40x = 185,827.28 × 93,970.95
  4. Step 4: Simplify right side
    134,759.40x = 17,462,365,567.66
  5. Step 5: Solve for x
    x = 17,462,365,567.66/134,759.40
  6. Step 6: Final answer
    x = 129,581.80

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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.