Home / 64,328.19-88,705.98-50,878.14

Finding the Fourth Proportional to 64,328.19, 88,705.98 and 50,878.14

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Solution

The fourth proportional to 64,328.19, 88,705.98 and 50,878.14 is: 70,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,328.19 : 88,705.98 = 50,878.14 : x
  2. Step 2: Convert to fraction form
    64,328.19/88,705.98 = 50,878.14/x
  3. Step 3: Cross multiply
    64,328.19x = 88,705.98 × 50,878.14
  4. Step 4: Simplify right side
    64,328.19x = 4,513,195,269.28
  5. Step 5: Solve for x
    x = 4,513,195,269.28/64,328.19
  6. Step 6: Final answer
    x = 70,158.90

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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.