Home / 91,643.04-137,366.28-60,041.16

Finding the Fourth Proportional to 91,643.04, 137,366.28 and 60,041.16

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Solution

The fourth proportional to 91,643.04, 137,366.28 and 60,041.16 is: 89,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,643.04 : 137,366.28 = 60,041.16 : x
  2. Step 2: Convert to fraction form
    91,643.04/137,366.28 = 60,041.16/x
  3. Step 3: Cross multiply
    91,643.04x = 137,366.28 × 60,041.16
  4. Step 4: Simplify right side
    91,643.04x = 8,247,630,796.08
  5. Step 5: Solve for x
    x = 8,247,630,796.08/91,643.04
  6. Step 6: Final answer
    x = 89,997.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.