Home / 308,646.13-463,013.55-95,430.66

Finding the Fourth Proportional to 308,646.13, 463,013.55 and 95,430.66

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Solution

The fourth proportional to 308,646.13, 463,013.55 and 95,430.66 is: 143,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,646.13 : 463,013.55 = 95,430.66 : x
  2. Step 2: Convert to fraction form
    308,646.13/463,013.55 = 95,430.66/x
  3. Step 3: Cross multiply
    308,646.13x = 463,013.55 × 95,430.66
  4. Step 4: Simplify right side
    308,646.13x = 44,185,688,665.44
  5. Step 5: Solve for x
    x = 44,185,688,665.44/308,646.13
  6. Step 6: Final answer
    x = 143,159.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.