Home / 92,070.24-137,340.33-90,547.84

Finding the Fourth Proportional to 92,070.24, 137,340.33 and 90,547.84

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Solution

The fourth proportional to 92,070.24, 137,340.33 and 90,547.84 is: 135,069.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,070.24 : 137,340.33 = 90,547.84 : x
  2. Step 2: Convert to fraction form
    92,070.24/137,340.33 = 90,547.84/x
  3. Step 3: Cross multiply
    92,070.24x = 137,340.33 × 90,547.84
  4. Step 4: Simplify right side
    92,070.24x = 12,435,870,226.39
  5. Step 5: Solve for x
    x = 12,435,870,226.39/92,070.24
  6. Step 6: Final answer
    x = 135,069.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.