Home / 67,849.84-93,678.96-42,366.16

Finding the Fourth Proportional to 67,849.84, 93,678.96 and 42,366.16

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Solution

The fourth proportional to 67,849.84, 93,678.96 and 42,366.16 is: 58,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,849.84 : 93,678.96 = 42,366.16 : x
  2. Step 2: Convert to fraction form
    67,849.84/93,678.96 = 42,366.16/x
  3. Step 3: Cross multiply
    67,849.84x = 93,678.96 × 42,366.16
  4. Step 4: Simplify right side
    67,849.84x = 3,968,817,807.99
  5. Step 5: Solve for x
    x = 3,968,817,807.99/67,849.84
  6. Step 6: Final answer
    x = 58,494.14

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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.