Home / 119,328.84-164,674.40-65,617.32

Finding the Fourth Proportional to 119,328.84, 164,674.40 and 65,617.32

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Solution

The fourth proportional to 119,328.84, 164,674.40 and 65,617.32 is: 90,552.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,328.84 : 164,674.40 = 65,617.32 : x
  2. Step 2: Convert to fraction form
    119,328.84/164,674.40 = 65,617.32/x
  3. Step 3: Cross multiply
    119,328.84x = 164,674.40 × 65,617.32
  4. Step 4: Simplify right side
    119,328.84x = 10,805,492,800.61
  5. Step 5: Solve for x
    x = 10,805,492,800.61/119,328.84
  6. Step 6: Final answer
    x = 90,552.23

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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.