Home / 153,088.67-229,645.97-42,280.67

Finding the Fourth Proportional to 153,088.67, 229,645.97 and 42,280.67

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Solution

The fourth proportional to 153,088.67, 229,645.97 and 42,280.67 is: 63,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,088.67 : 229,645.97 = 42,280.67 : x
  2. Step 2: Convert to fraction form
    153,088.67/229,645.97 = 42,280.67/x
  3. Step 3: Cross multiply
    153,088.67x = 229,645.97 × 42,280.67
  4. Step 4: Simplify right side
    153,088.67x = 9,709,585,474.40
  5. Step 5: Solve for x
    x = 9,709,585,474.40/153,088.67
  6. Step 6: Final answer
    x = 63,424.59

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1.5x scale

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.