Home / 159,746.04-220,409.91-105,292.17

Finding the Fourth Proportional to 159,746.04, 220,409.91 and 105,292.17

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Solution

The fourth proportional to 159,746.04, 220,409.91 and 105,292.17 is: 145,277.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,746.04 : 220,409.91 = 105,292.17 : x
  2. Step 2: Convert to fraction form
    159,746.04/220,409.91 = 105,292.17/x
  3. Step 3: Cross multiply
    159,746.04x = 220,409.91 × 105,292.17
  4. Step 4: Simplify right side
    159,746.04x = 23,207,437,713.40
  5. Step 5: Solve for x
    x = 23,207,437,713.40/159,746.04
  6. Step 6: Final answer
    x = 145,277.08

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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.