Home / 114,633.12-158,176.08-64,322.40

Finding the Fourth Proportional to 114,633.12, 158,176.08 and 64,322.40

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Solution

The fourth proportional to 114,633.12, 158,176.08 and 64,322.40 is: 88,755.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,633.12 : 158,176.08 = 64,322.40 : x
  2. Step 2: Convert to fraction form
    114,633.12/158,176.08 = 64,322.40/x
  3. Step 3: Cross multiply
    114,633.12x = 158,176.08 × 64,322.40
  4. Step 4: Simplify right side
    114,633.12x = 10,174,265,088.19
  5. Step 5: Solve for x
    x = 10,174,265,088.19/114,633.12
  6. Step 6: Final answer
    x = 88,755.02

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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.