Home / 67,484.98-93,125.19-40,636.18

Finding the Fourth Proportional to 67,484.98, 93,125.19 and 40,636.18

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Solution

The fourth proportional to 67,484.98, 93,125.19 and 40,636.18 is: 56,075.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,484.98 : 93,125.19 = 40,636.18 : x
  2. Step 2: Convert to fraction form
    67,484.98/93,125.19 = 40,636.18/x
  3. Step 3: Cross multiply
    67,484.98x = 93,125.19 × 40,636.18
  4. Step 4: Simplify right side
    67,484.98x = 3,784,251,983.37
  5. Step 5: Solve for x
    x = 3,784,251,983.37/67,484.98
  6. Step 6: Final answer
    x = 56,075.47

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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.