Home / 110,011.16-151,802.78-61,606.34

Finding the Fourth Proportional to 110,011.16, 151,802.78 and 61,606.34

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Solution

The fourth proportional to 110,011.16, 151,802.78 and 61,606.34 is: 85,009.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,011.16 : 151,802.78 = 61,606.34 : x
  2. Step 2: Convert to fraction form
    110,011.16/151,802.78 = 61,606.34/x
  3. Step 3: Cross multiply
    110,011.16x = 151,802.78 × 61,606.34
  4. Step 4: Simplify right side
    110,011.16x = 9,352,013,677.63
  5. Step 5: Solve for x
    x = 9,352,013,677.63/110,011.16
  6. Step 6: Final answer
    x = 85,009.68

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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.