Home / 170,946.66-235,807.74-102,916.38

Finding the Fourth Proportional to 170,946.66, 235,807.74 and 102,916.38

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Solution

The fourth proportional to 170,946.66, 235,807.74 and 102,916.38 is: 141,965.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,946.66 : 235,807.74 = 102,916.38 : x
  2. Step 2: Convert to fraction form
    170,946.66/235,807.74 = 102,916.38/x
  3. Step 3: Cross multiply
    170,946.66x = 235,807.74 × 102,916.38
  4. Step 4: Simplify right side
    170,946.66x = 24,268,478,976.78
  5. Step 5: Solve for x
    x = 24,268,478,976.78/170,946.66
  6. Step 6: Final answer
    x = 141,965.21

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1.5x scale

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.