Home / 110,457.09-152,430.78-60,156.09

Finding the Fourth Proportional to 110,457.09, 152,430.78 and 60,156.09

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Solution

The fourth proportional to 110,457.09, 152,430.78 and 60,156.09 is: 83,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,457.09 : 152,430.78 = 60,156.09 : x
  2. Step 2: Convert to fraction form
    110,457.09/152,430.78 = 60,156.09/x
  3. Step 3: Cross multiply
    110,457.09x = 152,430.78 × 60,156.09
  4. Step 4: Simplify right side
    110,457.09x = 9,169,639,720.45
  5. Step 5: Solve for x
    x = 9,169,639,720.45/110,457.09
  6. Step 6: Final answer
    x = 83,015.40

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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.