Home / 249,458.10-374,187.15-91,666.05

Finding the Fourth Proportional to 249,458.10, 374,187.15 and 91,666.05

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Solution

The fourth proportional to 249,458.10, 374,187.15 and 91,666.05 is: 137,499.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,458.10 : 374,187.15 = 91,666.05 : x
  2. Step 2: Convert to fraction form
    249,458.10/374,187.15 = 91,666.05/x
  3. Step 3: Cross multiply
    249,458.10x = 374,187.15 × 91,666.05
  4. Step 4: Simplify right side
    249,458.10x = 34,300,258,001.26
  5. Step 5: Solve for x
    x = 34,300,258,001.26/249,458.10
  6. Step 6: Final answer
    x = 137,499.08

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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.