Home / 152,596.80-210,509.28-88,911.36

Finding the Fourth Proportional to 152,596.80, 210,509.28 and 88,911.36

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Solution

The fourth proportional to 152,596.80, 210,509.28 and 88,911.36 is: 122,654.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,596.80 : 210,509.28 = 88,911.36 : x
  2. Step 2: Convert to fraction form
    152,596.80/210,509.28 = 88,911.36/x
  3. Step 3: Cross multiply
    152,596.80x = 210,509.28 × 88,911.36
  4. Step 4: Simplify right side
    152,596.80x = 18,716,666,377.42
  5. Step 5: Solve for x
    x = 18,716,666,377.42/152,596.80
  6. Step 6: Final answer
    x = 122,654.38

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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.