Home / 155,315.68-232,973.84-42,996.24

Finding the Fourth Proportional to 155,315.68, 232,973.84 and 42,996.24

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Solution

The fourth proportional to 155,315.68, 232,973.84 and 42,996.24 is: 64,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,315.68 : 232,973.84 = 42,996.24 : x
  2. Step 2: Convert to fraction form
    155,315.68/232,973.84 = 42,996.24/x
  3. Step 3: Cross multiply
    155,315.68x = 232,973.84 × 42,996.24
  4. Step 4: Simplify right side
    155,315.68x = 10,016,999,138.36
  5. Step 5: Solve for x
    x = 10,016,999,138.36/155,315.68
  6. Step 6: Final answer
    x = 64,494.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.