Home / 211,547.76-291,935.94-116,054.43

Finding the Fourth Proportional to 211,547.76, 291,935.94 and 116,054.43

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Solution

The fourth proportional to 211,547.76, 291,935.94 and 116,054.43 is: 160,155.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,547.76 : 291,935.94 = 116,054.43 : x
  2. Step 2: Convert to fraction form
    211,547.76/291,935.94 = 116,054.43/x
  3. Step 3: Cross multiply
    211,547.76x = 291,935.94 × 116,054.43
  4. Step 4: Simplify right side
    211,547.76x = 33,880,459,113.21
  5. Step 5: Solve for x
    x = 33,880,459,113.21/211,547.76
  6. Step 6: Final answer
    x = 160,155.13

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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.