Home / 152,824.16-210,886.75-84,835.76

Finding the Fourth Proportional to 152,824.16, 210,886.75 and 84,835.76

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Solution

The fourth proportional to 152,824.16, 210,886.75 and 84,835.76 is: 117,067.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,824.16 : 210,886.75 = 84,835.76 : x
  2. Step 2: Convert to fraction form
    152,824.16/210,886.75 = 84,835.76/x
  3. Step 3: Cross multiply
    152,824.16x = 210,886.75 × 84,835.76
  4. Step 4: Simplify right side
    152,824.16x = 17,890,737,710.18
  5. Step 5: Solve for x
    x = 17,890,737,710.18/152,824.16
  6. Step 6: Final answer
    x = 117,067.47

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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.