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Finding the Fourth Proportional to 255,402.48, 352,424.52 and 146,501.13

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Solution

The fourth proportional to 255,402.48, 352,424.52 and 146,501.13 is: 202,153.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,402.48 : 352,424.52 = 146,501.13 : x
  2. Step 2: Convert to fraction form
    255,402.48/352,424.52 = 146,501.13/x
  3. Step 3: Cross multiply
    255,402.48x = 352,424.52 × 146,501.13
  4. Step 4: Simplify right side
    255,402.48x = 51,630,590,419.71
  5. Step 5: Solve for x
    x = 51,630,590,419.71/255,402.48
  6. Step 6: Final answer
    x = 202,153.83

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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.