Home / 142,410.54-213,615.81-58,210.32

Finding the Fourth Proportional to 142,410.54, 213,615.81 and 58,210.32

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Solution

The fourth proportional to 142,410.54, 213,615.81 and 58,210.32 is: 87,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,410.54 : 213,615.81 = 58,210.32 : x
  2. Step 2: Convert to fraction form
    142,410.54/213,615.81 = 58,210.32/x
  3. Step 3: Cross multiply
    142,410.54x = 213,615.81 × 58,210.32
  4. Step 4: Simplify right side
    142,410.54x = 12,434,644,657.16
  5. Step 5: Solve for x
    x = 12,434,644,657.16/142,410.54
  6. Step 6: Final answer
    x = 87,315.48

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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.