Home / 209,569.94-314,302.40-89,567.58

Finding the Fourth Proportional to 209,569.94, 314,302.40 and 89,567.58

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Solution

The fourth proportional to 209,569.94, 314,302.40 and 89,567.58 is: 134,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,569.94 : 314,302.40 = 89,567.58 : x
  2. Step 2: Convert to fraction form
    209,569.94/314,302.40 = 89,567.58/x
  3. Step 3: Cross multiply
    209,569.94x = 314,302.40 × 89,567.58
  4. Step 4: Simplify right side
    209,569.94x = 28,151,305,590.27
  5. Step 5: Solve for x
    x = 28,151,305,590.27/209,569.94
  6. Step 6: Final answer
    x = 134,328.93

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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.