Home / 180,505.48-249,089.44-99,927.32

Finding the Fourth Proportional to 180,505.48, 249,089.44 and 99,927.32

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Solution

The fourth proportional to 180,505.48, 249,089.44 and 99,927.32 is: 137,895.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,505.48 : 249,089.44 = 99,927.32 : x
  2. Step 2: Convert to fraction form
    180,505.48/249,089.44 = 99,927.32/x
  3. Step 3: Cross multiply
    180,505.48x = 249,089.44 × 99,927.32
  4. Step 4: Simplify right side
    180,505.48x = 24,890,840,179.50
  5. Step 5: Solve for x
    x = 24,890,840,179.50/180,505.48
  6. Step 6: Final answer
    x = 137,895.21

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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.