Home / 152,265.25-210,123.13-84,282.29

Finding the Fourth Proportional to 152,265.25, 210,123.13 and 84,282.29

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Solution

The fourth proportional to 152,265.25, 210,123.13 and 84,282.29 is: 116,307.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,265.25 : 210,123.13 = 84,282.29 : x
  2. Step 2: Convert to fraction form
    152,265.25/210,123.13 = 84,282.29/x
  3. Step 3: Cross multiply
    152,265.25x = 210,123.13 × 84,282.29
  4. Step 4: Simplify right side
    152,265.25x = 17,709,658,578.37
  5. Step 5: Solve for x
    x = 17,709,658,578.37/152,265.25
  6. Step 6: Final answer
    x = 116,307.95

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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.