Home / 93,317.20-128,779.67-52,482.11

Finding the Fourth Proportional to 93,317.20, 128,779.67 and 52,482.11

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Solution

The fourth proportional to 93,317.20, 128,779.67 and 52,482.11 is: 72,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,317.20 : 128,779.67 = 52,482.11 : x
  2. Step 2: Convert to fraction form
    93,317.20/128,779.67 = 52,482.11/x
  3. Step 3: Cross multiply
    93,317.20x = 128,779.67 × 52,482.11
  4. Step 4: Simplify right side
    93,317.20x = 6,758,628,806.70
  5. Step 5: Solve for x
    x = 6,758,628,806.70/93,317.20
  6. Step 6: Final answer
    x = 72,426.40

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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.