Home / 145,569.93-200,895.66-88,214.28

Finding the Fourth Proportional to 145,569.93, 200,895.66 and 88,214.28

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Solution

The fourth proportional to 145,569.93, 200,895.66 and 88,214.28 is: 121,741.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,569.93 : 200,895.66 = 88,214.28 : x
  2. Step 2: Convert to fraction form
    145,569.93/200,895.66 = 88,214.28/x
  3. Step 3: Cross multiply
    145,569.93x = 200,895.66 × 88,214.28
  4. Step 4: Simplify right side
    145,569.93x = 17,721,866,002.02
  5. Step 5: Solve for x
    x = 17,721,866,002.02/145,569.93
  6. Step 6: Final answer
    x = 121,741.26

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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.