Home / 152,777.97-210,835.89-84,799.35

Finding the Fourth Proportional to 152,777.97, 210,835.89 and 84,799.35

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Solution

The fourth proportional to 152,777.97, 210,835.89 and 84,799.35 is: 117,024.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,777.97 : 210,835.89 = 84,799.35 : x
  2. Step 2: Convert to fraction form
    152,777.97/210,835.89 = 84,799.35/x
  3. Step 3: Cross multiply
    152,777.97x = 210,835.89 × 84,799.35
  4. Step 4: Simplify right side
    152,777.97x = 17,878,746,428.67
  5. Step 5: Solve for x
    x = 17,878,746,428.67/152,777.97
  6. Step 6: Final answer
    x = 117,024.37

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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.