Home / 147,124.10-220,390.77-124,538.06

Finding the Fourth Proportional to 147,124.10, 220,390.77 and 124,538.06

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Solution

The fourth proportional to 147,124.10, 220,390.77 and 124,538.06 is: 186,557.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,124.10 : 220,390.77 = 124,538.06 : x
  2. Step 2: Convert to fraction form
    147,124.10/220,390.77 = 124,538.06/x
  3. Step 3: Cross multiply
    147,124.10x = 220,390.77 × 124,538.06
  4. Step 4: Simplify right side
    147,124.10x = 27,447,038,937.71
  5. Step 5: Solve for x
    x = 27,447,038,937.71/147,124.10
  6. Step 6: Final answer
    x = 186,557.06

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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.