Home / 142,430.28-213,626.88-63,526.20

Finding the Fourth Proportional to 142,430.28, 213,626.88 and 63,526.20

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Solution

The fourth proportional to 142,430.28, 213,626.88 and 63,526.20 is: 95,281.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,430.28 : 213,626.88 = 63,526.20 : x
  2. Step 2: Convert to fraction form
    142,430.28/213,626.88 = 63,526.20/x
  3. Step 3: Cross multiply
    142,430.28x = 213,626.88 × 63,526.20
  4. Step 4: Simplify right side
    142,430.28x = 13,570,903,904.26
  5. Step 5: Solve for x
    x = 13,570,903,904.26/142,430.28
  6. Step 6: Final answer
    x = 95,281.03

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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.