Home / 119,335.07-164,686.63-65,624.17

Finding the Fourth Proportional to 119,335.07, 164,686.63 and 65,624.17

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Solution

The fourth proportional to 119,335.07, 164,686.63 and 65,624.17 is: 90,563.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,335.07 : 164,686.63 = 65,624.17 : x
  2. Step 2: Convert to fraction form
    119,335.07/164,686.63 = 65,624.17/x
  3. Step 3: Cross multiply
    119,335.07x = 164,686.63 × 65,624.17
  4. Step 4: Simplify right side
    119,335.07x = 10,807,422,828.07
  5. Step 5: Solve for x
    x = 10,807,422,828.07/119,335.07
  6. Step 6: Final answer
    x = 90,563.68

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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.