Home / 109,313.25-163,946.63-46,108.95

Finding the Fourth Proportional to 109,313.25, 163,946.63 and 46,108.95

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Solution

The fourth proportional to 109,313.25, 163,946.63 and 46,108.95 is: 69,153.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,313.25 : 163,946.63 = 46,108.95 : x
  2. Step 2: Convert to fraction form
    109,313.25/163,946.63 = 46,108.95/x
  3. Step 3: Cross multiply
    109,313.25x = 163,946.63 × 46,108.95
  4. Step 4: Simplify right side
    109,313.25x = 7,559,406,465.81
  5. Step 5: Solve for x
    x = 7,559,406,465.81/109,313.25
  6. Step 6: Final answer
    x = 69,153.62

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1.5x scale

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.