Home / 147,875.80-204,068.38-84,213.64

Finding the Fourth Proportional to 147,875.80, 204,068.38 and 84,213.64

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Solution

The fourth proportional to 147,875.80, 204,068.38 and 84,213.64 is: 116,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,875.80 : 204,068.38 = 84,213.64 : x
  2. Step 2: Convert to fraction form
    147,875.80/204,068.38 = 84,213.64/x
  3. Step 3: Cross multiply
    147,875.80x = 204,068.38 × 84,213.64
  4. Step 4: Simplify right side
    147,875.80x = 17,185,341,088.70
  5. Step 5: Solve for x
    x = 17,185,341,088.70/147,875.80
  6. Step 6: Final answer
    x = 116,214.70

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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.