Home / 121,929.26-182,875.01-47,038.47

Finding the Fourth Proportional to 121,929.26, 182,875.01 and 47,038.47

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Solution

The fourth proportional to 121,929.26, 182,875.01 and 47,038.47 is: 70,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,929.26 : 182,875.01 = 47,038.47 : x
  2. Step 2: Convert to fraction form
    121,929.26/182,875.01 = 47,038.47/x
  3. Step 3: Cross multiply
    121,929.26x = 182,875.01 × 47,038.47
  4. Step 4: Simplify right side
    121,929.26x = 8,602,160,436.44
  5. Step 5: Solve for x
    x = 8,602,160,436.44/121,929.26
  6. Step 6: Final answer
    x = 70,550.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.