Home / 216,607.29-298,916.51-125,965.05

Finding the Fourth Proportional to 216,607.29, 298,916.51 and 125,965.05

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Solution

The fourth proportional to 216,607.29, 298,916.51 and 125,965.05 is: 173,830.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,607.29 : 298,916.51 = 125,965.05 : x
  2. Step 2: Convert to fraction form
    216,607.29/298,916.51 = 125,965.05/x
  3. Step 3: Cross multiply
    216,607.29x = 298,916.51 × 125,965.05
  4. Step 4: Simplify right side
    216,607.29x = 37,653,032,498.15
  5. Step 5: Solve for x
    x = 37,653,032,498.15/216,607.29
  6. Step 6: Final answer
    x = 173,830.86

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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.