Home / 152,488.04-209,998.50-137,250.92

Finding the Fourth Proportional to 152,488.04, 209,998.50 and 137,250.92

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Solution

The fourth proportional to 152,488.04, 209,998.50 and 137,250.92 is: 189,014.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,488.04 : 209,998.50 = 137,250.92 : x
  2. Step 2: Convert to fraction form
    152,488.04/209,998.50 = 137,250.92/x
  3. Step 3: Cross multiply
    152,488.04x = 209,998.50 × 137,250.92
  4. Step 4: Simplify right side
    152,488.04x = 28,822,487,323.62
  5. Step 5: Solve for x
    x = 28,822,487,323.62/152,488.04
  6. Step 6: Final answer
    x = 189,014.74

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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.