Home / 116,242.74-160,420.30-64,560.04

Finding the Fourth Proportional to 116,242.74, 160,420.30 and 64,560.04

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Solution

The fourth proportional to 116,242.74, 160,420.30 and 64,560.04 is: 89,095.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,242.74 : 160,420.30 = 64,560.04 : x
  2. Step 2: Convert to fraction form
    116,242.74/160,420.30 = 64,560.04/x
  3. Step 3: Cross multiply
    116,242.74x = 160,420.30 × 64,560.04
  4. Step 4: Simplify right side
    116,242.74x = 10,356,740,984.81
  5. Step 5: Solve for x
    x = 10,356,740,984.81/116,242.74
  6. Step 6: Final answer
    x = 89,095.81

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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.